签订合同的电梯维护人员已经在进行必要的修理工作。
The elevator maintenance crew under contract has been making necessary repairs.
收回通告制造商对被发现有缺陷的产品发出的回收通告，以便进行必要的修理或调试。
A request by the manufacturer of a product that has been identified as defective to return it, as for necessary repairs or adjustments.
修理故障。修理线路的问题，更换有故障的部件，有必要的话，对需要调整的部分进行维护。
Correct the trouble. Repair wiring problems, replace faulty components, and service of adjust parts if necessary.
某被有必要的麻烦的修理。
我们有必要找人把我们的汽车修理一下。
完成周期餐厅内视察，检查餐厅的整体情况，固定设备的修理，试用及操作设备，有必要的情况下申请设备维护。
Completes weekly restaurant inspection; checks overall restaurant appearance, the repair of its fixtures, fittings and operating equipment, initiates maintenance request as necessary.
修理枯树枝既有利于新树枝的生长，让树冠获得更好的姿态，又防止枯树枝坠落造成不必要的麻烦。
Repairing dry twigs is not only good for growing new branches to canopy better posture, but also preventing dry twigs fall as to cause unnecessary trouble.
修理枯树枝既有利于新树枝的生长，让树冠获得更好的姿态，又防止枯树枝坠落造成不必要的麻烦。
Repairing dry twigs is not only good for growing new branches to canopy better posture, but also preventing dry twigs fall as to cause unnecessary trouble.
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