【单选题】An expense paid in advance is known as an .
【单选题】Any extra expense incurred in place of another expense which would have been allowable as general average shall ______ general average and so allowed without regard to the saving if any,to other inter...
【单选题】Most foodservice operators have total control over their payroll expense. Therefore,those expense can be called:
B.
Noncontrollable labor expense
C.
Controllable labor expnese
【单选题】TCP和UDP的著名(熟知)端口号的范围是多少?
【单选题】为降低心脏病孕产妇的死亡率,下列哪项防治措施不适宜()
A.
为防止体重增加过多,宜减少脂肪的摄入,并进低蛋白饮食
B.
积极防止并发症并及早治疗妊娠期的各种感染尤其是上呼吸道感染
【单选题】为降低心脏病孕产妇的死亡率,下列哪项防治措施不适宜
A.
为防止体重加重过多,宜减少脂肪的摄入,并进低蛋白饮食
B.
积极防止并发症并及早治疗妊娠期的各种感染尤其是上呼吸道感染
【单选题】正线承力索和接触线宜采用恒张力架设。接触线架设张力应根据线材材质、额定张力等因素选取,且不应小于线盘绕线张力,架设张力偏差不得大于 ( )%。