电梯修理工可以转动这根杠杆直接操作机器。
An elevator mechanic can work the machinery directly by turning this lever.
在魁北克省和阿尔伯塔省电梯制造商和修理工行业认证是强制性的，但在不列颠哥伦比亚省，西北地区和努纳武特地区是自愿的。
Elevator constructor and mechanic trade certification is compulsory in Quebec and Alberta and available, but voluntary, in British Columbia, the Northwest Territories and Nunavut.
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.
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