positive drive service lift 强制驱动杂物梯
hand-operated service lift 手动杂务梯
hand-power service lift 手动杂务梯
Service Lift Foyer 服务电梯过道
operated service lift 手动杂务梯
service lift text report 使用寿命试验报告
Lift Service 升降机服务
In addition, its service lift is longer, but not need increase any installation cost.
使用寿命长,而且不增加任何架设费用。
The trainees are able to use fall protection system, service lift and rescue devices after being trained;
对培训对象授予培训后,能够使用防坠落系统攀爬直梯和使用救援缓降设备;
The utility model can save a large amount of power energy and has long service lift, high quality of recording images and convenient operation.
本实用新型不仅可大量节约电能,而且使用寿命长,记录图像的质量高,操作方便。
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