在立井冻结砾石层段施工中，人工风镐掘进劳动强度高、速度慢、效率低。
Excavation in frozen gravel with air picks has the shortage of high labor intensity, low speed, and low efficiency.
煤矿企业是典型的劳动强度高、从业危险性高、事故发生率高的“三高”行业。
The coal enterprise is a typical labor-intensive, high-risk trade with high accident rate.
有效的解决了原生产工艺产品质量不稳定、精度很难保证，生产率低，劳动强度高的难题。
It solves several puzzles in conventional manufacturing process such as the instability of product quality and precision, low productivity, and labor intensity.
应用推荐