颚式破碎机的破碎腔是由固定颚板和可动颚板构成。
参考答案：对
---How did you find your visit to 2010 Expo/
---I enjoyed it very much. It was ________ that I had expected.
A．far more interested
B．far more interesting
C．so interesting
D．even more interested
车头间距
