ground handling
... proper handling 适当操作 ground handling 地面工作;地面勤务 material handling equipment 物料搬运设备;装卸转运设备 ...
day work
... day output 日产量 day work 地面工作 daylight lamp 日光灯 ...
surface work
... surface treatment 表面处理 surface work 地面工作 surface working 露天椎 ...
STP
Asked the ground staff
working community