A direction control plate is fitted near an exhaust aperture of a lamp unit, and a partition plate is fitted so as to surround the front and the bottom of the exhaust aperture.
2
大厅里会安装一道高隔板，距离收发室门最近的几部电梯就有了隐私，方便把客人护送到楼上。
A tall partition would be installed in the lobby to block views of the elevators closest to the mail room door, allowing guests to be escorted upstairs in privacy.
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