定义偏摩尔量时规定的条件是（）
A.等温等压
B.等熵等压
C.等温，溶液浓度不变
D.等温等压，溶液浓度不变
参考答案：D
高压开关柜按结构可以分为金属铠装式、间隔式、固定式等。
As you ______ new words in context, it is a very good method for you to guess their meanings.
A．come about
B．come across
C．come out
D．come up
