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【单选题】
下列哪一项不是钢结构的优点？A.
强度高、重量轻
B.
刚度大
C.
材质均匀、可靠性高
D.
密闭性好
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反馈参考答案：
举一反三
【简答题】电磁系测量机构主要由固定 和可动 两部分组成。 这里,游丝的作用只是产生 ,而不通过 。
【单选题】Newcomers may worry about
A.
their ignorance of the alien customs
B.
their knowledge of "yes" in the native language
C.
their understanding of friendship
D.
their control of their behavior
【单选题】有一血清蛋白(pI=4.9)和血红蛋白(pI=6.8)的混合物,在哪种pH条件下电泳,分离效果最好:
A.
pH 8.6
B.
pH 6.5
C.
pH 5.9
D.
pH 4.9
E.
pH 3.5
【简答题】西装裙后片面料省道向()烫到。
【简答题】Task 2(P16) Read the words and their explanations in the box. Choose a word to complete each of the sentences below and explain its meaning. Change the form if necessary. public (a): all the people in...
【简答题】Listen to a short passage and fill in the blanks with the missing words or phrases. Different people have different _______. For example, some people like reading , _________ and others like _______ ...
【简答题】Please read Active reading (1) in Unit 2 carefully and try to identify the paragraphs from which the five pieces of information below is derived. 1. Variety gives life extra value and allows you to ap...
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