wokers

1

The study not only can decrease wokers ' labor intensity , but also can decrease energy consumption and material consumption , and improve the economic benefit of enterprise , which has a good application prospect .

不但能降低工人劳动强度，还能大大降低能耗和物耗，提高企业经济效益，具有良好的应用前景。
2

The quantity of level B and level C enterprises is large and these enterprises are the emphasis of occupational health supervision and administration . The rate of the wokers ' occupational physical examination has yet to be raised . 4 .

B、C级企业数量大，是职业卫生监管的重点：有害作业工人的职业健康检查率需要提高。