蒸汽吊车对蒸汽机有什么要求?
参考答案:
蒸汽吊车所用蒸汽机:
①结构简单,效率高工作可靠,要能够正反转,并能顺利改变;
②要应当检修方便,容易调整和维修。
To assess a client’s cranial nerve function, the nurse should
A. assess hand grip.B. assess orientation to person, time, and place.C. assess arm drifting.D. assess gag reflex.
测定耐酸不锈钢铁素体含量的方法有()和()两种.