This is a detailed work scope based on the maintenance requirements, routes and resource requirements in terms of man-hours by skill, tools and material.
这是一个基于维护需求、作业路线以及技能工时、工具和材料资源需求的详细工作范围。
2
New wheels on the hydraulic mining machine disassembly reduced maintenanceman put to use not only the physical labor, but also greatly improve the work efficiency, saving hours of 720 hours.