Step off the key-locked elevator into a home where steel, glass, stone and wood mingle to stunning effect, yielding an experience that is at once striking and serene.
穿过带锁的电梯，走入到满是钢筋、玻璃、石头和木材混搭出的超美感觉的家，以往经验告诉我们，立马有种十分引人注目和安静的感觉。
The guide rail, which ACTS as the main source exciting lateral vibration of cabin, is a key part of an elevator.
导轨作为电梯的导向部件是电梯的重要组成部件，是使轿厢产生水平振动的主要激励源。
It is the key point to judge whether the earthing protective system of an elevator can he approved. Present paper analyses the working principles of three diff...
本文通过对三种不同接地保护系统工作原理的分析，指出实现零线和接地线应始终分开的正确方法。
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