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
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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
病人头颈部浅Ⅱ度及深Ⅱ度烧伤,伴喉头以下呼吸道烧伤,诊照烧伤分类属于()。
A. 轻度烧伤
B. 中度烧伤
C. 重度烧伤
D. 特重烧伤
E. 以上都不对
衡量控制系统准确性的指标是()。
A. 衰减率
B. 振荡次数
C. 最大动态偏差和静态偏差
D. 过渡过程时间