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;
此线要求是干净的,未经包裹的纯粹
、
屑、汽车门闩、换向器切
,
线的厚度
少于1/16英寸,
碎的
线;