1) combined key
两用电键
2) talk-ring key
呼叫通话两用键
3) dielectron and tricentre bond
三中心两电子键
1.
The bond angles and bond lengths of Al 2(CH 3) 6have reasonably been explained with the theory of hybridzation and the model of dielectron and tricentre bond ,and the spacial structure of Al 2(CH 3) 6 has been clarified.
以杂化理论、闭合的三中心两电子键模型对Al2 (CH3 ) 6之键角、键长等作出合理的解释 ,明确Al2 (CH3 ) 6的空间构
5) telegraph sending key
发报用电键
6) emergency key
应急电键,[事故]备用电键
补充资料:电键
使电路开合或改变线路的装置。种类很多,特指发电报用的按键。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条