commutation 是什么意思

	n. 1.换算，交换，变换。 2.减刑；抵偿；抵偿金；划拨。 3.【电学】整流，换向。 4.〔美国〕使用长期票(在两地间)经常来往。

	the act of putting one thing or person in the place of another: "he sent Smith in for Jones but the substitution came too late to help" 同义词：substitution, exchange,
	the travel of a commuter 同义词：commuting,
	(law) the reduction in severity of a punishment imposed by law 同义词：re-sentencing,
	a warrant substituting a lesser punishment for a greater one

	1.	Commutation is distinct from reprieve . 减刑不同于缓刑。
	2.	Darling, i don't want to hurry you, but didn't you say you were going to buy a commutation ticket this morning ? 亲爱的，我本不愿意催你，可是你不是说今天早晨要去买定期车票吗？
	3.	The products are applicable making commutation of motors 该产品适用于制造电机换向器片。
	4.	On the justification of the commutation procedure 论减刑程序的正当化
	5.	All - round review and presentation of the capability of commutation 直流电机换向性能的综合评述
	6.	A commutation theorem on associative rings 结合环的交换性定理
	7.	On the operation of the power of commutation 也谈减刑权的运作
	8.	Our company is a specialized manufacturer in commutation ticket boxes 本公司专门生产回数票抽取盒。
	9.	Commutation failure factors analysis in hvdc transmission system 直流输电系统中逆变器换相失败的因素分析
	10.	The fourth part is concerned with the application of the commutation system 第四部分，减刑制度的适用。

commutation是什么意思