1) brass screw
铜螺丝
2) copper helices
螺旋铜丝
1.
The structures of chiral quartz and copper helices are analysized.
对手征性石英和螺旋铜丝的结构进行了分析研究。
3) copper screw
紫铜螺丝
4) aluminium wire-copper bolt
铝丝-铜螺栓
1.
Wire-on-Bolt atmospheric exposures were implemented twice in Wanning and Jiangjin station separately; the aluminium wire-carbon steel bolt samples were used in Wanning and the aluminium wire-copper bolt samples in Jiangjin.
在万宁近海暴露场和江津暴露场进行了2次WIRE-ON-BOLT大气暴露试验,分别采用铝丝-碳钢螺栓试样和铝丝-铜螺栓试样,并按LAQUE中心和ASTM标准对万宁和江津的大气腐蚀性进行分级,分级结果表明:国外这2种评级准则难以甄别我国各主要大气网站的腐蚀性,有必要对此进行重新划分。
5) brass thread tap
黄铜螺丝攻
6) bronze screw hook
古铜螺丝钩
补充资料：铜丝
1.用铜拉制成的线状成品。电机线圈﹑工业用筛等多用铜丝制成。 2.用铜丝绞制的缆绳。
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