问题
多项选择题
下列属于影响气体静电荷产生的主要因素（）。
A.杂质
B.流速
C.类别
D.浓度
E.体积
答案
参考答案：A, B
解析：影响气体静电荷产生的主要因素杂质和流速。
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下列属于影响气体静电荷产生的主要因素（）。
A.杂质
B.流速
C.类别
D.浓度
E.体积
参考答案：A, B
解析：影响气体静电荷产生的主要因素杂质和流速。
| 交际运用。 | |
| Girl: Wow! Look at this ad for Easy Care Shampoo. For the shiniest hair ever. Boy: 1.________ They make me really mad. Girl: Why? Boy: They make you think that you can look like the person in the ad. But I bought that shampoo and 2.________. Girl: I agree. Look at this one. Lookout Sunglasses. For that mysterious look. I'll bet 3.________. Boy: And what about this one? Beauty Cream-the silky skin soap. Girl: Wait a minute! I tried Beauty Cream and it works really well. 4.________Have you ever tried Starshine Toothpaste? Girl: Oh, you mean "whiter than white"? Yeah, I tried it and 5.________I'd never use it. Boy: I guess you shouldn't believe everything. | |
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