* * 损伤后行扩张术的护理哪项不对
A．选择大小合适的探子B．适时定期扩张C．注意无菌操作D．避免出血E．遇有阻力时稍用力送人
参考答案：E
煤中全水分测定时，粒度要求小于6mm。
Tell me（）, please.
A.which hatch will be loaded first
B.will which hatch be loaded first
C.will hatch of which be loaded first
D.first will which hatch be loaded
