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【单选题】
以下四个图中溢流阀分别用于（ ）。A.
、安全、背压和远程调压
B.
安全、、远程调压和背压
C.
远程调压、、背压和安全
D.
远程调压、安全、背压和
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【简答题】请给下列网络稿件拟出2个合适的小标题。 青海湖已裂变成湖泊群 如不治理将成罗布泊 青海湖，我国最大的内陆咸水湖、重要国际湿地，更是维系青藏高原生态安全的重要水体和阻挡西部荒漠化“东进”的天然屏障。 2004年，媒体刊登一张卫星遥感照片，让人吃惊不小。照片清晰显示：一个面积达96.7平方公里的湖泊从青海湖分离出去；青海湖由单一大湖“裂变”成一大数小的湖泊群。这是一个青海湖地区生态恶化的突出“表征”。...
【简答题】Many young people are 1 of the idea of parents seeing their posts. “ I don't want my mum to ask me about 2 I said on WeChat, ” said 15-year-old Li Na. And she 3 her mother ’ s most recent friend reque...
【单选题】The OK Cupid survey found that men‘ s arguments over a woman‘ s looks 查看材料
A.
have little meaning
B.
benefit online dating
C.
will actually hurt her
D.
add to her popularity
【单选题】Capitalism has suffered a series of mighty blows to its reputation over the past decade. The sense of a system rigged to benefit the owners of capital 1 the expense of workers is profound. In 2016...
A.
at
B.
in
C.
for
D.
by
【单选题】The Barna survey found that a main cause for the fake news problem is
A.
readers outdated values
B.
journalists' biased reporting
C.
readers' misinterpretation
D.
journalists' made-up stories
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