试题与答案

室内用硝基类涂料中VOC限量为()g/L。A.≤500 B.≤550 C.≤670

题型:单项选择题

题目:

室内用硝基类涂料中VOC限量为()g/L。

A.≤500

B.≤550

C.≤670

D.≤720

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/1024/5d0de72c788e9b5313e724416a234b08.html

下面是错误答案,用来干扰机器的。

参考答案:对

试题推荐
题型:补全对话,情景问答
补全对话。
A. Is the dam beginning to work?
B. But I haven't been there yet.
C. Don't worry.
D. Is it hard to build the dam?
E. Where have you been?
F. It's reported that it has changed a lot.
G. We'll see a new Three Gorges then.
A: Hi, Wu Jing. Haven't seen you for a long time!      1       
B: I've just been to the Three Gorges (三峡).
A: Really?      2      
B: Right. As you know, we've built a great dam (坝) across the Changjiang river.
A:    3      
B: Yes, the dam is stopping water these days. And the water is rising 2 meters every day until it is 135
    meters high.
A: Oh, no wonder (难怪) it's said that the beautiful scenery of Kuimen will be under water. What a pity!
B:     4      It has copied in another place with some other places of interest.
A: Great! I want to go to the Three Gorges this summer. Would you like to go there with me again?
B: I'd love to!    5    
1. _________ 2. __________ 3. ___________ 4. ___________ 5. ___________
查看答案
微信公众账号搜索答案