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In order to study the non-contact injury of occupant in front collision in wide-angle sitting, the sled tests is conducted by adjusting the backrest angle and seat cushion angle, and using the airbag inflation delay and the enveloping type airbag. The results show that the risk of brain tissue shear failure, neck bending moment injury, heart aorta rupture and thoracic vertebral compression rupture increases in the occupants in wide-angle sitting，which cannot be effectively solved by timely inflation of airbag and enveloping airbag. It is further pointed out that it is a research direction to adopt the combination of timely inflation of front airbag and knee airbag according to the occupant's sitting posture sitting in front seat for the occupant in wide-angle sitting.
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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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