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看不出这个设计的好处。这座楼一定很大,人很多,8部电梯不够用,或者造太多电梯井费用高,用此法增加载运量,但不少人会因此不得不爬一层楼梯。

mildkiller (爱,已成往事)
(#340800@0)
2002-1-20 -04:00
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