鼓励建立以电梯使用单位为参保主体，电梯生产单位和检验机构参与的电梯安全责任保险制度。
Encourage the establishment of elevator use units as the main body, elevator production units and inspection agencies to participate in the elevator safety liability insurance system.
这些电梯由地面发射的激光束驱动，接收装置则是位于机械上的光伏单位——正如太阳能电池板中使用的一样——而这个过程被称做“能量束驱动”（power beaming）。
They are powered by laser beams on the ground firing at photovoltaic cells on the vehicles – like those used in solar panels – in a process called “power beaming”.
单柱电梯使用55加仑装泵盖单位。
Single Post elevator used with 55 gallon cover mounted pump units.
与庞大的电梯使用市场相对应的，是同样庞杂的电梯维保单位。
According to the huge elevator using market, the elevator maintenance unites are numerous.
与庞大的电梯使用市场相对应的，是同样庞杂的电梯维保单位。
According to the huge elevator using market, the elevator maintenance unites are numerous.
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