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单项选择题
下列哪一项可以提供使氘和氚发生聚变反应的高温
A、原子核裂变反应
B、梯恩梯炸药爆炸
C、锂原子燃烧
D、强电场作用
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相关考题
单项选择题
— Wht time is it — Sorry, I don’t know. I _______ wtch.hveB.don’t hveC.hsD.doesn’t hve— Wht time is it — Sorry, I don’t know. I _______ wtch.hve B.don’t hve C.hs D.doesn’t hve
A.have
B.don’t have
C.has
D.doesn’t have
单项选择题
— Do you know Jim qurreled with his mother — I don’t know. _____.Nor don’t I creB.Nor do
— Do you know Jim qurreled with his mother — I don’t know. _____.Nor don’t I creB.Nor do I cre— Do you know Jim qurreled with his mother — I don’t know. _____.Nor don’t I cre B.Nor do I cre C.I don’t cre neither D.I don’t crelsoA.Nor don’t I careB.Nor do I careC.I don’t care neitherD.I don’t care also
问答题
1、某小区园林景观工程合同总价为280万元,其中工程主要材料、构件所占比重为68%,材料储备定额天数为45天,问:该园林工程预付款为多少万元?
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