综合布线系统设备间安装机架或机柜前面的净空不应小于800mm，后面的净空不应小于600mm。()
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管理人在第一次债权人会议召开之前可以自主决定取回担保物。()
A. 正确
B. 错误
A．It's the biggest apple among all the apples produced.B．It's the most beautiful apple
A. It's the biggest apple among all the apples produced.
B. It's the most beautiful apple among all the apples produced.
C. It's the sweetest apple among all the apples produced.
D. It's the cheapest among all the apples produced.
物资采购验收中，对某些只有在安装后才能发现内在质量缺陷的产品，一般应从运转之日起()内向供方提出书面异议。
A. 1个月
B. 3个月
C. 6个月
D. 9个月
A．largeB．vastC．greatD．big
A. large
B. vast
C. great
D. big
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