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【简答题】
一种工业用的钯基绕组线材,直系0.15毫米,按重量计,含银36%,铜4%,其余为钯 (线材属于半制成品)
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举一反三
【判断题】English is a member of the Indo-European family of languages.
A.
正确
B.
错误
【单选题】English is a member of the ___________.
A.
Indo-European family of language
B.
Atlantic-Congo
C.
Sina-Tibetan
D.
Australian
【单选题】应用Southern印迹杂交进行DNA指纹分析,可进行亲子鉴定和个体识别,其分子基础是
A.
DNA的多态性
B.
mRNA多态性
C.
RNA多态性
D.
氨基酸多态性
【判断题】The English language is a member of the Indo-European language family.
A.
正确
B.
错误
【简答题】English is a member of the ________ family of languages.
【判断题】English is a member of the Germanic branch of the Indo-European language family.
A.
正确
B.
错误
【判断题】【单选】机械制图中,机件上的可见轮廓线用粗实线表示,A. 对 B. 错
A.
正确
B.
错误
【单选题】English is a member of ______________.
A.
Sino-Tibetan Family
B.
Indo-European Family
C.
Austronesian Family
D.
Altaic Family
【判断题】The English language is a member of the Indo-European language family.
A.
正确
B.
错误
【判断题】【是非题】机械制图中,机件上的可见轮廓线用粗实线表示。A. 对 B. 错
A.
正确
B.
错误
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