如图所示,汽油机正处于 冲程.

题型:填空题

问题:

如图所示,汽油机正处于               冲程.

考点:内燃机的四个冲程
题型:填空题

根据句意及首字母提示在横线处填上恰当的单词,使句子意思完整,语法正确。

1.  There is no fruit at home.  Let's go to the m _     __ to buy some.

2.  The air is very clean and f       _    after the heavy rain.

3.  The bookstore is on the third floor.  You can take an e    __ _ there.

4.  There is a party this evening.  You should d _____ up.

5.  The children in the movie Harry Potter can work m_ __      .

6.  Would you like some more s      _    ? Your hair isn't clean.

7.  His father works at the History D _   __   in the university.

8.  Many people take a v _      __ in Dalian in summer.

9.—Excuse me, are there any public w _  __   ?

   —I want to make up.

10.  Shall we go to the c _   _       ? It sells good coffee.

题型:填空题

"键盘征"("鱼刺征")

题型:填空题

什么是人的社会价值?它有哪些表现?

题型:填空题

适宜检测厚度5-30mm的钢试件的放射性同位素是()

A.Ir192

B.Tm170

C.Yb169

D.Se75

题型:填空题

为小儿进行大量不保留灌肠时,灌肠筒内液面应高于肛门

A.3~5 cm

B.4~7 cm

C.5~8 cm

D.6~9 cm

E.7~10 cm

更多题库