浆液再循环系统由()、()、()及其相应管道、阀门组成。
参考答案:浆液循环泵;喷淋层;喷嘴
把下列各句重新排列,使之成为一段通顺的对话(~75)
A. Mm. I have no idea...OK, some flowers! Give her some flowers with best wishes. I think they're
the best gifts for her!
B. The day after tomorrow is my mother' s birthday. What should I get her?
C. Yeah! Good idea! I will help her finish housework and then give her the beautiful flowers!
D. Does she like little animals? Why don't you get her a pet cat?
E. No way. It' s too expensive and I haven't enough money to buy it.
F. Great! I think your mother will happy to receive your gift.
G. No, she doesn't like them at all.
H. Yes, I'd love to.
I. What about a camera? I think it' s a nice gift for your mother.
J. Thank you! Will you go and buy the flowers with me?
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对清洗油的要求是()。
A.粘度足够低
B.温度足够高
C.密度足够大
D.A与B与C