It was the long March Rocket 2F, as reported,       sent Shenzhou VI spaceship into space.

A．which

B．what

C．that

D．as

水在定压下被加热可从未饱和水蒸气变成过热蒸汽，此过程可分为三个阶段：预热阶段、汽化阶段、过热阶段；其中包含的状态有（）；（）、湿饱和蒸汽、干饱和蒸汽、过热蒸汽