The elevator maintenance crew under contract has been making necessary repairs.
签订合同的电梯维护人员已经在进行必要的修理工作。
You can take the right elevator as the left on is in maintenance today.
你可以搭右边的电梯，因为左边的今天在维修。
Daily maintenance for Air-conditioner, Generator, Heater, Fire facility, Elevator and so on.
空调、发电机、热水器、消防设施、电梯的日常维护保养。
Elevator construction used in building construction and maintenance of elevators.
建筑施工电梯建筑施工与维修用的电梯。
Maintenance of elevator component knowledge.
维护电梯零部件的技术信息。
Maintenance shall be done by person having elevator operation certificate;
维保操作必须由持有电梯操作证的人来完成；
The elevator product design, installation, maintenance work has certain reference value.
对电梯产物的设计、装置、维修工作有必然的参考价值。
The elevator product design, installation, maintenance work has certain reference value.
对电梯产物的设计、装置、维修工作有必然的参考价值。
应用推荐