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【单选题】
位错的( )是指在热缺陷的作用下,位错在垂直滑移方向的运动,结果导致空位或间隙原子的增值或减少。A.
攀移
B.
攀移
C.
增值
D.
减少
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【单选题】This section measures your ability to understand academic passages in English. There are three passages in the section. Give yourself 20 minutes to read each passage and answer the questions about it....
A.
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B.
To support the point that each species of chipmunk inhabits a distinct location
C.
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D.
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A.
many
B.
as much as
C.
as many as
D.
as many
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