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【单选题】
为使沥青面层与非沥青材料基层结合良好，在基层上浇撒乳化沥青、煤沥青或液体沥青而形成透入基层表面的薄层，这属于()的主要作用A.
透层
B.
黏层
C.
封层
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】A.Accurate communication is of utmost importance. B.Pilots should be able to speak several foreign languages. C.Air controllers should keep a close watch on the weather. D.Cooperation between pilots a...
【简答题】对于加性高斯噪声信道,当 I(X;Y) 达到最大值时,输入与输出均为 分布,而且这个最大值仅与 有关。
【简答题】There are two groups of computer users. Which group, professional or does the speaker think is in more er?
【单选题】—This is Mike． Can I _________to Mr Li? —Hold on，please．
A.
tell'
B.
talk
C.
say
D.
speak
【单选题】Speaker A： Billy, have you heard the latest news? It spears that we won’t be laid off (解雇）after all. Speaker B ：__________
A.
Congratulations. We are going to get promoted.
B.
Great. We are going to have a new job.
C.
Oh, somehow I’m tired of working here anyway.
D.
Really. We are not going to resign from our post.
【单选题】关于生活给水箱配管，进水管一般由水箱侧壁接入，其中心距箱顶150～200mm的距离。进水管上通常加装（ ）来控制水箱内水位。
A.
浮球阀
B.
截止阀
C.
球阀
D.
止回阀
【简答题】No one likes to talk to him, because he often speaks with an air of i_____.
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