Article(id=1251457069111526264, tenantId=1146029695717560320, journalId=1251194703438200922, issueId=1251457062706820082, articleNumber=null, orderNo=null, doi=10.14106/j.cnki.1001-2028.2025.0190, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1745251200000, receivedDateStr=2025-04-22, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1776300216223, onlineDateStr=2026-04-16, pubDate=1759593600000, pubDateStr=2025-10-05, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1776300216223, onlineIssueDateStr=2026-04-16, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1776300216223, creator=13041195026, updateTime=1776300216223, updator=13041195026, issue=Issue{id=1251457062706820082, tenantId=1146029695717560320, journalId=1251194703438200922, year='2025', volume='44', issue='10', pageStart='1119', pageEnd='1244', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1776300214696, creator=13041195026, updateTime=1776300327814, updator=13041195026, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1251457537212629591, tenantId=1146029695717560320, journalId=1251194703438200922, issueId=1251457062706820082, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1251457537212629592, tenantId=1146029695717560320, journalId=1251194703438200922, issueId=1251457062706820082, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=1237, endPage=1244, ext={EN=ArticleExt(id=1251457069455459196, articleId=1251457069111526264, tenantId=1146029695717560320, journalId=1251194703438200922, language=EN, title=Research on component quality monitoring and fault prediction based on hyperparameter-optimized machine learning algorithms and BP neural network model, columnId=1251457065399563262, journalTitle=Electronic Components and Materials, columnName=Research & Development, runingTitle=null, highlight=null, articleAbstract=

To address the limitations of traditional quality management methods in processing and analyzing massive data for electronic components,this study aims to establish an intelligent quality monitoring mechanism for enhancing the accuracy and reliability of quality assessment. A novel dual-model framework integrating quality monitoring and fault prediction was established using the whole-life-cycle multi-source data: 1)A quality assessment model employing hyperparameter-optimized machine learning algorithms was constructed,utilizing six-dimensional feature data covering factory inspection,in-process quality assurance,and defect records;2)A fault prediction model was designed based on a backpropagation(BP)neural network to enable dynamic early warnings. Experimental validation on JZC-084 electromagnetic relays and J599F26D low-frequency connectors demonstrated that the proposed method achieved a fault prediction error rate lower than 0.1% and a quality assessment accuracy of 95.1%,which exceeded technical specifications. Verification via the random forest classifier showed average precision,recall,and F1-score values of 83.6%,81.2%,and 78.3%,respectively. This data-driven approach significantly enhances scientific decision-making in quality management through real-time monitoring and cross-departmental data synergy. Future work will focus on model parameter optimization and scenario expansion to enhance prediction comprehensiveness.

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为解决传统元器件质量管理方法在海量数据处理与分析中的局限性问题,建立智能化质量监测机制以提升质量态势评估的准确率与可靠性。基于全寿命周期多源数据,构建了融合质量监测与故障预测的双模型框架,采用超参数优化机器学习算法,集成出厂检验、使用过程质量保证及质量问题信息等6维度特征数据,构建质量态势评估模型;设计了基于BP神经网络的故障预测模型,实现元器件质量状态的动态预警。在JZC-084系列电磁继电器与J599F26D系列低频连接器实验中,故障预测误差低于0.1%,质量态势评估准确率达95.1%,优于技术指标要求;随机森林分类模型验证显示,平均精确率、召回率与F1-score分别达到83.6%,81.2%与78.3%。该方法通过实时监测与多源数据协同分析,显著提升质量决策科学性,促进跨部门质量信息共享,未来可通过模型参数优化进一步扩展应用场景。

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通信作者:李泽宏,教授,博士,从事功率半导体科学和技术的研究与教学。E-mail:
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label=Tab. 1, caption=

Performance metrics definition based on confusion matrix

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等级预测等级1预测等级2预测等级3预测等级4
实际等级1TP1FP1FP1FP1
实际等级2FN2TP2FP2FP2
实际等级3FN3FN3TP3FP3
实际等级4FN4FN4FN4TP4
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混淆矩阵的性能定义表

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等级预测等级1预测等级2预测等级3预测等级4
实际等级1TP1FP1FP1FP1
实际等级2FN2TP2FP2FP2
实际等级3FN3FN3TP3FP3
实际等级4FN4FN4FN4TP4
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Testing results of mechanical learning model

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实验次数准确率(%)精确率(%)召回率(%)F1分数(%)
195.684.689.185.5
294.985.871.671.9
394.980.582.977.4
平均值95.183.681.278.3
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机械学习模型测试结果

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实验次数准确率(%)精确率(%)召回率(%)F1分数(%)
195.684.689.185.5
294.985.871.671.9
394.980.582.977.4
平均值95.183.681.278.3
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基于超参数优化机器学习算法与BP神经网络模型的元器件质量监测与故障预测研究
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邱云峰 1, 2 , 李泽宏 1
电子元件与材料 | 研究与试制 2025,44(10): 1237-1244
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电子元件与材料 | 研究与试制 2025, 44(10): 1237-1244
基于超参数优化机器学习算法与BP神经网络模型的元器件质量监测与故障预测研究
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邱云峰1, 2, 李泽宏1
作者信息
  • 1电子科技大学,四川 成都 611731
  • 2贵州航天计量测试技术研究所,贵州 贵阳 550009

通讯作者:

通信作者:李泽宏,教授,博士,从事功率半导体科学和技术的研究与教学。E-mail:
Research on component quality monitoring and fault prediction based on hyperparameter-optimized machine learning algorithms and BP neural network model
Yunfeng QIU1, 2, Zehong LI1
Affiliations
  • 1University of Electronic Science and Technology of China, Chengdu 611731, China
  • 2Guizhou Aerospace Institute of Measuring and Testing Technology, Guiyang 550009, China
出版时间: 2025-10-05 doi: 10.14106/j.cnki.1001-2028.2025.0190
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为解决传统元器件质量管理方法在海量数据处理与分析中的局限性问题,建立智能化质量监测机制以提升质量态势评估的准确率与可靠性。基于全寿命周期多源数据,构建了融合质量监测与故障预测的双模型框架,采用超参数优化机器学习算法,集成出厂检验、使用过程质量保证及质量问题信息等6维度特征数据,构建质量态势评估模型;设计了基于BP神经网络的故障预测模型,实现元器件质量状态的动态预警。在JZC-084系列电磁继电器与J599F26D系列低频连接器实验中,故障预测误差低于0.1%,质量态势评估准确率达95.1%,优于技术指标要求;随机森林分类模型验证显示,平均精确率、召回率与F1-score分别达到83.6%,81.2%与78.3%。该方法通过实时监测与多源数据协同分析,显著提升质量决策科学性,促进跨部门质量信息共享,未来可通过模型参数优化进一步扩展应用场景。

质量态势评估  /  元器件质量管理  /  全寿命周期数据  /  故障预测  /  BP神经网络模型  /  超参数优化

To address the limitations of traditional quality management methods in processing and analyzing massive data for electronic components,this study aims to establish an intelligent quality monitoring mechanism for enhancing the accuracy and reliability of quality assessment. A novel dual-model framework integrating quality monitoring and fault prediction was established using the whole-life-cycle multi-source data: 1)A quality assessment model employing hyperparameter-optimized machine learning algorithms was constructed,utilizing six-dimensional feature data covering factory inspection,in-process quality assurance,and defect records;2)A fault prediction model was designed based on a backpropagation(BP)neural network to enable dynamic early warnings. Experimental validation on JZC-084 electromagnetic relays and J599F26D low-frequency connectors demonstrated that the proposed method achieved a fault prediction error rate lower than 0.1% and a quality assessment accuracy of 95.1%,which exceeded technical specifications. Verification via the random forest classifier showed average precision,recall,and F1-score values of 83.6%,81.2%,and 78.3%,respectively. This data-driven approach significantly enhances scientific decision-making in quality management through real-time monitoring and cross-departmental data synergy. Future work will focus on model parameter optimization and scenario expansion to enhance prediction comprehensiveness.

quality situation assessment  /  component quality management  /  whole-life-cycle data  /  fault prediction  /  BP neural network model  /  hyperparameter optimization
邱云峰, 李泽宏. 基于超参数优化机器学习算法与BP神经网络模型的元器件质量监测与故障预测研究. 电子元件与材料, 2025 , 44 (10) : 1237 -1244 . DOI: 10.14106/j.cnki.1001-2028.2025.0190
Yunfeng QIU, Zehong LI. Research on component quality monitoring and fault prediction based on hyperparameter-optimized machine learning algorithms and BP neural network model[J]. Electronic Components and Materials, 2025 , 44 (10) : 1237 -1244 . DOI: 10.14106/j.cnki.1001-2028.2025.0190
随着电子装备复杂性与可靠性需求的不断提升,作为电子装备核心基础单元的元器件,其质量控制已成为制约系统效能的关键因素[1]。有研究表明,超过60%的电子系统故障可追溯至元器件质量问题,而现代工业场景中元器件呈现的多批次、海量数据与多品类特征,进一步加剧了质量管理的复杂性。传统方法主要依赖人工经验与统计规则,难以有效地整合全寿命周期内的质量数据,更无法满足实时监测与早期预警的工程需求[2]
近年来,学术界在质量分析领域取得了显著进展:统计过程控制(SPC)技术通过工序能力指数来评估批次质量稳定性[3-4],基于应力损伤机理的失效物理模型预测元器件寿命[5],机器学习算法如随机森林、支持向量机等也被用于质量分类等[6-7]。然而,现有研究仍存在三大瓶颈:其一,数据利用局限于单一阶段(如出厂检验或现场失效),缺乏跨生命周期多源异构数据的深度融合;其二,模型构建多采用固定参数配置,未针对质量数据的时序性与高维度特征进行自适应优化;其三,分析方法侧重事后追溯,难以为预防性维护提供实时决策支持。这些问题导致质量态势评估精度不足、故障预警滞后,严重制约高可靠电子系统的研发进程[8-9]
为突破上述局限,本研究提出了一种融合多源数据与智能算法的协同解决方案。通过构建“质量监测-故障预测”双模型架构,集成超参数优化机器学习与BP神经网络方法[10-12],系统性解决了全寿命周期数据整合、动态特征提取等核心问题。建立的质量评估模型在JZC-084电磁继电器与J599F26D低频连接器中实现了95.1%的准确率,故障预测误差低于0.1%,显著优于现有统计方法与单一数据源模型[13-17]。本研究揭示了质量特征与失效模式间的定量关联规律,构建了复杂电子系统可靠性分析的新方法体系,不仅为失效机理研究提供了理论依据,更对电子产品可靠性设计与寿命预测具有重要工程指导意义。
元器件质量态势评估通过整合全寿命周期数据,构建了包含6个主要特征的质量指标体系,服务于质量管理人员、选用管理和设计人员的实时监测与预警需求。如图1所示,该评估体系分为三层次:第一,数据获取层通过技术手段与人机协作方式采集全寿命周期数据;第二,状态监测层利用关联规则挖掘技术解析数据内在关联;第三,决策支持层通过机器学习模型预测质量演化趋势。
元器件质量监测的核心是通过超参数优化算法构建机器学习模型,提取质量数据特征,运用大数据挖掘算法建模,评估元器件态势变化趋势,为质量监控提供显性化分析支撑。
采用的机器学习算法主要为随机森林预测算法,为了更全面地评估随机森林预测算法的性能,引入了人工神经网络(Artificial Neural Network,ANN)和极限梯度提升(XGBoost)这两种常见机器学习算法进行对比分析。ANN通常包含多个隐藏层,能够自动提取和学习数据的特征表示,从而实现对复杂任务的准确预测;XGBoost是基于Boosting算法的思想,在每一轮训练中沿着残差减小的负梯度方向建立分类回归树,并且引入树模型的复杂度以增强泛化性能。
为了使机器学习模型达到最佳性能,需要对模型的超参数进行优化。各优化算法的流程如图2所示。主要有遗传算法(GA)、差分进化(DE)算法、粒子群优化(PSO)算法和贝叶斯优化(BO)算法。
BP神经网络是一种具有反向传播功能的人工神经网络,基于BP神经网络的故障预测模型采用三层架构,如图3所示:输入层与隐藏层各含64个神经元,网络中的每个神经元是一个节点,网络由输入层、隐藏层和输出层组成。连接权重系数负责连接前层和后层。
在模型训练过程中,通过反向传播算法计算输出误差,并采用RMSprop优化器动态调节权重。为防止过度拟合,设置早停机制(val loss监控)与L2正则化约束。具体训练过程如下,通过以下两个步骤来更新这些权值。隐藏层中的所有神经元的输出通过以下等式计算:
式中:neti是第i个节点的激活值;yi是隐藏层的输出;fH为节点的激活函数。
本研究在寿命预测中使用ReLU函数以及Sigmoid函数作为激活函数。ReLU函数又称为修正线性单元(Rectified Linear Unit),是一种分段线性函数,其弥补了sigmoid函数以及tanh函数的梯度消失问题。ReLU函数如图4所示曲线。
Sigmoid函数是将取值为(-∞,+∞)的数映射到(0,1)之间。Sigmoid函数如图5所示曲线。
Sigmoid函数作为非线性激活函数,可用在网络最后一层,作为输出层进行二分类。
基于机器学习算法的元器件质量态势感知预测模型框架流程图如图6所示。具体包含:元器件质量态势感知数据采集、数据预处理与划分、机器学习模型建模、模型评估四部分。
主要采集了XX-12A、XX-22等型号的系统元器件选用报告、双清单材料、质量工作总结报告、近10年元器件筛选信息等数据,提取了示范型号设计选用数据、质量问题数据、质量检验数据等组成元器件质量问题溯源及预警数据集。
根据元器件质量态势感知数据集,对数据集中筛选不合格品数量、批退数量、DPA数量、失效分析数量、致命失效数量、发生质量问题数量六个主要特征进行标准化归一化处理,对质量等级(A/B/C/D)进行标签编码。其中ABCD代表元器件质量态势评估等级由高到低的4个等级。通过收集元器件质量数据,然后依据自定义的质量态势评价指标体系,不同元器件的质量态势量化成0~100的具体数值,A级(优秀):评分81~100,B级(良好):评分71~80,C级(合格):评分60~70,D级(不合格):评分<60。
然后根据标准化的数据集,通过标签类别进行随机分层抽样,按7∶3的比例将数据样本集划分为训练集和测试集。训练集用于训练机器学习模型,测试集用于评估模型的分类性能。
所采用的机器学习模型为随机森林算法,再利用网格搜索法在训练集上进行超参数调参,然后进一步训练模型得到最优的随机森林分类模型。
由于该分类任务为一个四分类任务,本研究将结合预测值与真实值的混淆矩阵(Confusion Matrix)计算准确率(Accuracy)、精确率(Precision)、召回率(Recall)和F1-score。其定义如下:
准确率(Accuracy):预测正确的样本数占总样本数的比例。
精确率(Precision):预测为正类的样本中实际为正类的比例。
召回率(Recall):实际为正类的样本中被正确预测为正类的比例。
F1-score:精确率和召回率的调和平均值。混淆矩阵定义如表1所示。
基于混淆矩阵,计算如下指标:
式中:TPi(True Positive):正确预测为类别i的样本数;FPi(False Positive):错误预测为类别i的样本数;FNi(False Negative):实际为类别i但未被正确预测为该类的样本数。
对于多类别任务,可以计算每个类别的指标,然后取平均值作为整体评估:
平均精确率;平均召回率;平均F1-
为了验证方法的稳定性,模型测试随机设置了3次数据划分,对于不同数据集,将特征参数进行了简化,其中特征值“0”表示没有发生过质量问题,“1”表示发生1次,“2”表示2次,并每次在测试集上进行评估,综合3次的平均结果作为模型最终的性能。先将样本数据进行实际等级划分,并根据三组数据的样本特征,通过模型预测等级,样本特征以及实际和预测的等级如图7所示。
最终通过混淆矩阵,分析模型测试结果。混淆矩阵及预测结果如图8所示。
模型测试结果如表2所示,模型预测准确率为95.1%。
故障预测模型分为数据处理、构建寿命预测模型、模型训练及优化、模型验证四部分,具体流程如图9所示。
数据处理采用超参数优化机器学习算法的质量监测方法,进行数据整合与质量监测。
整合了11个文档的254条数据至CSV文件,剔除非共有字段(如吸合回跳、PARTID等),保留全文档一致的转换功能、释放功能字段。将设备状态PASSFG的FAIL/PASS转换为0-1标签。
用Pandas加载数据并清除无效值,分离特征与标签:删除目标字段PASSFG后,80%数据作为训练集,20%作为验证集,标签单独提取。最后对特征数据进行归一化处理以优化训练效果。
构建了基于BP神经网络的二分类模型:模型设置为3层结构(输入层、隐藏层、输出层),输入层与隐藏层神经元数量根据数据特征确定,输出层为1个神经元。激活函数选用ReLU(输入层、隐藏层)和Sigmoid(输出层),使输出值限制在[0,1]区间。训练配置采用二元交叉熵损失函数(binary crossentropy)、RMSprop优化器,并以准确率(ACC)作为评估指标。
在数据拟合过程中,为每个完成的时期打印一个点来显示训练进度,选择1000次作为本次模型的数据拟合次数,按20%比例从训练集中取出一部分作为验证集;返回一个history对象,储存训练过程中的loss信息等,作为后续的数据模型图例展示。为了防止过拟合,首先定义了callbacks的操作设置,采用了每10次拟合进行一次判断是否停下,判断依据是当val loss不改变甚至降低。在训练过程中,如果出现了欠拟合的现象,即删除callback操作,并将训练次数调整为200次。
由于继电器正常数据量较小,在模型训练完成后,将4条正常数据与6条故障数据整合为验证数据集,通过预测输出,比对误差情况进行模型验证。
JZC-084系列电磁继电器基于BP神经网络故障预测模型核心部分如图11所示,构建如上节所述模型。
在数据拟合过程中,为每个完成的时期打印一个点来显示训练进度,由于在训练过程中出现了欠拟合的现象,所以删除callback操作,并将训练次数调整为200次。按20%比例从训练集中取出一部分作为验证集,返回一个history对象,储存训练过程中的loss信息等。根据验证集的预测数据与真实数据的对比误差情况来观察模型的训练效果,以便进行模型验证。
继电器数据一共54条,其中继电器正常数据有4条。在模型训练时,随机选取了继电器总数据中80%的数据作为训练集,剩下的20%作为测试集,测试集的数据如图10所示。
将预测结果大于等于0.98的判定为故障器件“1”,预测结果小于等于0.02的判定为正常器件“0”。预测误差是对训练后模型的考核指标,如果模型预测结果与测试集真实结果不一致(例如真实值为“1”,预测结果为“0”),则认为预测结果产生了误差。最终“0”代表元器件正常无损坏,“1”代表元器件为故障器件。第一列表示测试集数据在总数据中的序号。该模型对测试集的预测数据如图11所示。
由图可知,测试集数据中只有第一个数据为“0”,其余数据均为“1”。对测试集的预测数据中,第一个为0.00090298,其余均为1。预测误差小于0.1%,满足技术指标。
由于继电器数据中正常数据的数据量只有四个,导致了随机选取的测试集中正常数据只有一个,正常数据量过少。将4条正常数据与6条故障数据整合为测试数据集,再次进行测试。测试数据集的真实数据和模型对测试集预测数据如图12所示。
测试数据中序号为2,4,8,9的数据为“0”,其余为“1”。模型预测出的序号为2,4,8,9的数据结果非常接近“0”,其余为“1”或者非常接近“1”。模型的预测误差均小于0.1%,故障预测模型准确率不低于80%,满足技术指标。
由于故障预测结果预测值是“0”和“1”,不符合正态分布,无法进行置信区间的估算。
J599F26D系列低频连接器故障预测模型是先进行基于超参数优化机器学习算法的质量监测,再采用基于BP神经网络的二分类模型。
J599F26D系列低频连接器数据共651条,其中绝缘电阻异常数据有4条,插拔力异常数据12条(绝缘电阻和插拔力超差代表器件失效)。在模型训练时,随机选取了总数据中80%的数据作为训练集,剩下的20%作为测试集,测试集的真实数据如图13所示。预测数据如图14所示。
由图可知,测试集数据中只有4个数据为“0”,其余数据均为“1”。对测试集的预测数据中,有4个为“0.00092”,其余均为“1”。预测误差小于0.1%,故障预测模型准确率不低于80%,满足技术指标。
在电子装备可靠性需求日益提升的背景下,本研究提出了一种融合全寿命周期多源数据的元器件质量监测与故障预测方法。通过建立超参数优化随机森林模型,实现了质量态势的精准评估,实验准确率达到95.1%;基于BP神经网络的故障预测模型在继电器与连接器测试中表现出色,预测误差低于0.1%,故障预测模型准确率不低于80%。未来将重点开发高效动态多源数据建模、将模型应用扩展至集成电路及功率模块等核心器件,并融合物理失效规律与AI模型,以驱动质量管理系统智能化升级。
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2025年第44卷第10期
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doi: 10.14106/j.cnki.1001-2028.2025.0190
  • 接收时间:2025-04-22
  • 首发时间:2026-04-16
  • 出版时间:2025-10-05
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  • 收稿日期:2025-04-22
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    1电子科技大学,四川 成都 611731
    2贵州航天计量测试技术研究所,贵州 贵阳 550009

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通信作者:李泽宏,教授,博士,从事功率半导体科学和技术的研究与教学。E-mail:
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2种不同金属材料的力学参数

Family
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Number of
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Number of
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鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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