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【简答题】
垂直子敷设缆线时,应对缆线进行绑扎。绑扎间距不宜大于 m ,间距应均匀,防止线缆应重量产生拉力造成线缆变形,不宜绑扎过紧或使缆线受到挤压。
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【简答题】填充字段是用于保证IP数据报的报头长度为32比特的整数倍,若不足,由()补齐
【单选题】True statement about action of ethambutol:
A.
Inhibit mycolic acid synthesis
B.
Selectively tuberculocidal agent
C.
Increase the permeability of cell wall
D.
More active on slowly multiplying bacilli
【简答题】一本字典 12.5元,一本日记本7.3元。字典比日记本多( )元。
【单选题】According to the passage, which of the following is a true statement about sectional conflicts in America between 1763 and 1789?
A.
These conflicts were instigated by eastern interests against western settlers.
B.
These conflicts were the most serious kind of confliet in America.
C.
These conflicts eventually led to openly expressed class antagonism.
D.
These conflicts contained an element of class hostility.
【单选题】The author suggests that which of the following is a true statement about people who typify the “old style. capitalist' referred to in line 23?
A.
They now rely on outdated management techniques.
B.
They seldom engaged in short-term trading of the stock they owned.
C.
They did not influence the investment policies of the corporations in which they invested.
D.
They now play a much smaller role in the stock market as a result of antitrust legislation.
E.
They were primarily concerned with maximizing the short-term profitability of the corporations in which they owned stock.
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