ZNR突波吸收器

题型:名词解释

问题:

ZNR突波吸收器

考点:电源技术电源技术题库
题型:名词解释

—Excuse me, can you tell me the way to the zoo? 

—Sorry, I’m new here. Please ask that policeman. He ______ know.

A. can       B. need    C. may

题型:名词解释

根据对话内容,从对话后的选项中选出能填入空白处的最佳选项。选项中有两项为

多余选项。

A: Some of our classmates are going to Japan for the summer vacation. Will you join them?

B :  小题1: But I have to go back home to stay with my mother because she is badly ill in bed.

A : Oh, that’s too bad!

B :  小题2:

A : Yes, my aunt in Hawaii has invited me to spend my vacation with her.

B : Great ! Hawaii is a wonderful place, isn’t it?

A : Certainly, I suppose she’ll show me around some interesting places there.   小题3:

B : As I know. Hawaii was discovered by Captain Cook in the 1770s and he got killed there the next year he discovered it.

A : That’s right.  小题4:

B : Sure, you’ll certainly enjoy yourself. But don’t forget to write to me, will you?

A :  小题5: 

A : Of course, I will.

B : But now it’s become a world – famous scenic spot.

C : I would go to, should I have the chance.

D : Have you got a way to spend yours?

E : No, never.

F : And I’m going to read some books about its history as well.

G : And I’ll go there as soon as the vacation starts.

题型:名词解释

佝偻病颅骨软化多发生于

A.1个月

B.2~3个月

C.3~6个月

D.6~9个月

E.6~12个月

题型:名词解释

企业在计算持有现金总成本时,通常应考虑的因素有( )。

A.现金持有量

B.有价证券的报酬率

C.全年现金需求总量

D.一次的转换成本

E.现金持有时间

题型:名词解释

两步滴定法用于阿司匹林片剂的含量测定,第一步为(),第二步()。

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