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【判断题】
奥氏体是碳溶解在γ-Fe中所形成的固溶体,具有面心立方结构,而铁素体是碳溶解在α-Fe中所形成的固溶体,具有体心立方结构A.
正确
B.
错误
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反馈参考答案：
举一反三
【多选题】能够激活补体经典途径的物质是
A.
IgG1与抗原形成的免疫复合物
B.
IgG4与抗原形成的免疫复合物
C.
IgA与抗原形成的免疫复合物
D.
IgM与抗原形成的免疫复合物
【单选题】Only shareholders are eligible to vote on the proposed take-over of the company by a large multi-national. They can either vote for or against, or abstain by not voting at all and the side with the mo...
A.
Some of those in favour might change their minds and vote against the take-over.
B.
The large multi-national could pull out of the take-over deal, whichever way the vote goes.
C.
Some voters may abstain, meaning that one side could win with less than half the votes.
D.
No-one can be sure how a ballot will turn out until after the votes have been counted.
E.
A majority of votes against the take-over would be enough to stop it being approved.
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