... 内构架转向架 inside-frame truck 内梯 manhole ladder 囊式菊气弹簧 bellows type air spring ...
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负责酒店大楼各通道、梯间、仓库、客房及酒店范围内车道上路面标志之油漆工作。
Be responsible for all the painting jobs in passages, lift hall, stores, guestrooms, and lanes within hotel area.
外围护结构材料的选择，一方面，由于孔隙率的控制使其成为太阳滤波器，可以照入一些阳光，照亮入口空间，也有利于梯井内的通风。
The choice of this enclosure material responds, on the one hand, to its role as a solar filter offering at the same time porosity, light entrance and ventilation to the elevator case.
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