微晶质
参考答案：
宝石显微镜下可见晶体颗粒，如某些石英岩。
It’s generally agreed that women and children can be _______ easily and therefore
they should learn more to protect themselves in life.
A．taken up
B．taken in
C．taken off
D．taken on
负荷试运行保运值班地点已落实并挂牌，实行( )值班。
A．6h
B．12h
C．24h
D．36h
