题目内容

横腹杆式钢筋混凝土支柱翼缘与横腹板结合处裂纹及横腹板裂纹宽度不超过0.3mm时,要及时修补,大于0.3mm时应更换。

A. 正确
B. 错误

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自然界中的微生物绝大多数为()

A. 光能自养型
B. 光能异养型
C. 化能自养型
D. 化能异养型

某饭店客房内的牙具每天配置2套,每间客房平均消耗为1.5套/天,平均消耗率为75%,如果本月客房的出租总数为800间,那么该饭店本月牙具的消耗定额应为()元。

A. 800
B. 450
C. 650
D. 900

Once a towline is connected between the towing vessel and the disabled vessel,the towing vessel should().

A. not exceed bare steerageway during the transit
B. take a strain as soon as you can to control the tow
C. come up to speed very slowly and maintain a safe speed
D. come up to speed quickly,then cut back power considerably to ease the strai

客房楼层客用品领发,通常()发放一次。

A. 一周
B. 一月
C. 二周
D. 三天

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