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单词
secondary amine
释义
secondary amine
美
英
un.
仲胺;第二胺
网络
二级胺
英汉
网络释义
un.
1.
仲胺
2.
第二胺
1.
仲胺
叔胺_百度百科 ... ·伯胺( primary amine) ·
仲胺
(
secondary amine
) ·季铵盐( quaternary amine) ...
baike.baidu.com
2.
二级胺
二级胺
(
secondary amine
):N接两个碳原子(烃基)&一个氢原子,通式为R2NH三级胺(tertiary amine):N接三个碳原子(烃基), …
tw.knowledge.yahoo.com
3.
第二胺
Kymograph Muscle Contraction ... secondary alcohol 仲醇,第二醇
secondary amine
仲胺,
第二胺
secondary battery 蓄电池 ...
www.docstoc.com
例句
释义:
仲胺,第二胺,二级胺
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cup washer
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cup wetting method
cup wheel
cup wheel printer
cup wheel type potato planter
defects not discoverable
defects of concrete
defects of welding
defect solid chemistry
defect solid solution
defects per hundred unit
defects per hundred units
defects per unit
defects per unit chart
defect sporadic
defect spot
defects prevention
defect structure
defect subspaces
defect susceptible area
defect system
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更新时间:2026/6/27 7:47:15