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【多选题】
下列原因中,()将会引起离心式压缩机组油系统压力低A.
回油阀失效
B.
油温表失灵
C.
主油泵故障
D.
油泵入口漏气
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反馈参考答案：
举一反三
【简答题】Read the sentence. Find the part of the sentence which is emphasized. What we need to think about is where the waste will be stored.
【简答题】琼脂糖凝胶电泳法适合于____、核酸与核蛋白的分离、鉴定及纯化。
【判断题】should the following sentence be read with rising intonation? 2. I like the picture.
A.
正确
B.
错误
【判断题】should the following sentence be read with rising intonation? 6. Mind the gap!
A.
正确
B.
错误
【简答题】某小调属音是sol,下中音的唱名是( )
【判断题】根据我国《保险法》的规定，我国制定《保险法》的目的是：为了规范保险活动，保护保险活动当事人的合法权益，加强对保险业的监督管理，维护社会经济次序和社会公共利益，促进保险事业的健康发展。( )
A.
正确
B.
错误
【多选题】琼脂糖凝胶适合于（）
A.
免疫复合物、核酸与核蛋白的分离
B.
免疫复合物、核酸与核蛋白的鉴定
C.
免疫复合物、核酸与核蛋白的纯化
D.
细菌或细胞中复杂的蛋白质组分分离
E.
在临床生化检验中常用于LDH、CK等同工酶的检测
【单选题】Read the sentence “The sun is high, put on some sunscreen.” carefully. Which one is not the appropriate analysis of the previous sentence？
A.
There are two independent clauses in the sentence.
B.
The correct version of the sentence should be “ The sun is high, so put on some sunscreen.
C.
The two clauses constitute a run-on sentence that is called a fused sentence.
D.
A comma is not enough to connect two independent clauses within one sentence.
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