... 词 : 聚碳硅烷 ; SiC 纤维 ; 富碳 ; 电阻率 [gap=1258]Key words: polycarbosilane; silicon carbide fiber; excess carbon; specific resistivity ...
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微波渗硼的低、中碳钢渗层中没有明显宽度的富碳区。
There isn't an apparent rich carbon zone under boriding layer for low and middle carbon steels in microwave treatment.
在东喜马拉雅构造结火成碳酸岩脉中发现富碳硼镁钛石。
The C rich warwickite was discovered in a carbonatite vein from the eastern Himalayan syntaxis.
贝氏体转变在孕育期内,通过涨落必然形成贫碳区和富碳区;
The bainite transformation during the incubative period was inevitable to form carbon leant zones and carbon enriched zones through the fluctuation.
The electrons are not equally shared and the carbon hogs the electrons a little bit more than the hydrogen, so the carbon is electron-rich and the hydrogen is just a little bit electron-deficient.
电子不是平均共享的,碳原子比氢原子吸引电子,更强烈一点点,所以碳原子是富电子,而氢原子是缺电子。
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