This paper is a study on the invertibility of the commutator of scalar-idempotent elements and scalar-involutory elements of a unitary ring.
本文研究在一个有单位元的环
两个倍幂等元的换位子与两个倍对合元的换位子的
逆性问题。
;
，惯性;This paper is a study on the invertibility of the commutator of scalar-idempotent elements and scalar-involutory elements of a unitary ring.
本文研究在一个有单位元的环两个倍幂等元的换位子与两个倍对合元的换位子的逆性问题。
We can machine the commutator and voltameter,we have to deliver them to the shop for rectifying.
以把换向器车光并拉槽。至于电流表与电压表，得送到车间去调整。
Shall consist of clean, unalloyed, uncoated copper scrap clippings, punchings, bus bars, commutator segments and wire not less than 1/16 of the inch thick, free o burnt wire which is brittle;
此铜线要求是干净的，未经包裹的纯粹铜片、铜屑、汽车门闩、换向器切片，且铜线的厚度不少于1/16英寸，免烧易碎的铜线；
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向
指正。
