1.
a metal hoop forming the tread of a wheel.
形成轮胎面的金属环。
2.
Roger made the rope fast to the metal ring.
罗杰把绳子牢牢地拴在金属环上。
3.
A coat of mail is made of interlinked metal rings.
甲胄是用许多互连金属环做成的
4.
a circular ring of metal for holding keys.
一个用来穿钥匙的圆形金属环。
5.
Study on the Simulation of Metal Ring Cold Rolling Process;
金属环件冷辗扩成形过程仿真的研究
6.
earring ,of base metal, whether or not plated with precious metal
贱金属耳环,不论是否镀有贵金属
7.
metal O-ring and nonmetallic O-ring seal
金属-非金属双O型环密封
8.
a circular metal pipe with several small holes through which gas can escape to be burned.
有环形金属喷头管的。
9.
The wire threaded through small loops.
金属丝穿过许多小环。
10.
A small metal or plastic ring used to reinforce such an eyelet.
扣环用来加固扣眼的金属或塑料小环
11.
hook and eye, of precious metal for apparel
纽扣钩和环贵金属制,服饰用
12.
metallic hollow O-rings of non self-energizing
非自紧式金属空心O形环
13.
Metallic materials--Tube--Ring tensile test
GB/T17104-1997金属管管环拉伸试验方法
14.
Technical regulation for environment protection design in nonferrous metals industry
有色金属工业环境保护设计技术规定
15.
The analysis chamber consists of a metal block which houses an annulus.
分析室由金属块组成，内装一个环。
16.
Some pistons have seating rings of metal or leather.
有些活塞上有金属或皮革的密封环。
17.
Reuse and Treatment of Heavy Metals-containing Wastewater;
有色重金属废水处理与循环利用研究
18.
Catalytic Oxidation of Alicyclic Alkene with Polyoxometalates;
多金属氧酸盐催化氧化脂环烃的研究