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The industry chain of large iron and steel metallurgical enterprises covers the whole process of mining, beneficiation, ironmaking, steelmaking, rolling and forming as well as there are multiple high-risk hidden dangers such as coal gas leakage, high temperature melting and toxic and harmful corrosion in every production link, so the safety equipment and facilities are the core hardware support for safety production in the enterprises. In the paper, the suitable optimization measures are put forward from such dimensionalities as management consciousness, system construction and full life cycle management based on the process characteristics of iron and steel production as well as analyzing the current situations and core problems in the management of safety equipment and facilities in this type of enterprises. It is aimed at perfecting their management system of safety equipment and facilities so as to provide practical references for safety production management in similar domestic enterprises.
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| 科 Family | 属数 Number of genus | 种数 Number of species | 占总种数比例 Percentage of total species (%) | 属 Genus | 种数 Number of species | 占总种数比例 Percentage of total species (%) |
|---|---|---|---|---|---|---|
| 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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