有机硅树脂类涂料的突出性能是能()、()、并具憎水性,防腐性能高,耐久性及抗老化性优良,它也是一类具有()的涂料。
参考答案:
耐高温低温;电绝缘性;三防性
选出恰当的一项。
1. I _____ (like, like to) draw pictures.I like art.
2. _____ (We, Our) favourite school work is to sing songs.
3. _____ (They, Their) like purple shorts.
4. I don't like donuts, _____ (too, either).
5. I am _____ (reading, read) books in the classroom.
要融入公共生活,我们应该怎样做?
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