气体预处理系统（进[站]计量装置、过滤器、干燥器等）；压缩机组；储气装置；充气优先级

书面表达。

  阅读下列邮件，然后根据要求写一封回信。

Dear Yang Fen,

     Now I am new here. I can't understand what the English teacher says, and I am afraid of talking with

 the classmates here. But the biggest problem for me is that I can't sleep the night before a big exam. Could

  you help me?Yours,Wang Lin

要求：请根据王林的困难，运用以下句型给出建议。 80词左右。开头和结尾已给出，不计入总词数。

You should ...

Why don't you ...

 If I were you, I would ...

Dear Wang Lin,

  I'm glad to hear from you. I have some suggestions that may help you.______________________________________________________________________________________________________________________.

     I hope you will do better in English and get along well with your new classmates.

                                                                                                                                          Yours,

                                                                                                                                         Yang Fen

简述农发行目前作为重要物品保管的会计印章有哪些？

轮椅处方中不包括（）。

A.临床诊断

B.存在的主要问题

C.轮椅的主要参数

D.对轮椅的结构要求

E.轮椅的价格

有下面程序段 char a[3]，b[]="China"； a=b； printf("%3"，a)；则下面的说法正确的是______。

A．运行后见输出China

B．运行后见输出Ch

C．运行后见输出Chi

D．编译出错

市场定位