喷淋式换热器有哪些主要部件?
参考答案:
喷淋式换热器主要部件有:管束,风机,水喷嘴,排水管,给水泵。
-______ How can we get to the Five-star Hotel?
-Go straight ahead till you see the tall building at the end of the road.
-Thanks very much.[ ]
A. Help!
B. Look out!
C. Excuse me.
D. How are you?
Your price is far ( ) our expectations.
A.from
B.away
C.of
D.beyond