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体力劳动强度分级

网络Classification on intensity of physical work; classification of physical workload

体力劳动强度分级

体力劳动强度分级

体力劳动强度分级

Classification on intensity of physical work

... 食品添加剂天然薄荷脑 Food additive - Natural menthol 体力劳动强度分级 Classification on intensity of physical work ...

classification of physical workload

1

( four) " physical strength rating of" national standards for more than third of the physical labor intensity of operation ;

《体力劳动强度分级》国家标准中第三级以上体力劳动强度的作业；

2

3

Survey on the gradation of physical intensity in workers of a small coal-mine

某小煤矿工人体力劳动强度分级调查

4

Studies on classification of physical work intensity for petroleum fieldwork

石油野外作业体力劳动强度分级方法的研究

5

Survey on physical work intensity grades of dockers beside middle and lower reaches of Yangtse River

长江中、下游码头作业工人体力劳动强度分级调查

6

Classification on intensity of physical work

体力劳动强度分级

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