标准物质
参考答案:
已确定某一种或几种特性,用于校准测量仪器、评价测量方法或确定材料特性量值的物质。
妇科十味片除了养血舒肝,还可()
A.通经消癥
B.滋阴清热
C.调经止痛
D.调经止带
E.理气活血
----____________?
------It’s very hot.
A.How is the weather
B.What is the weather
C.How was the weather
D.How was the weather like