ring collar的意思|示意
瓶颈环
ring collar相关短语
1、 Knurled ring Collar 电极压环
2、 Axle Ring or Locking Collar 汽车用轴承锁圈
3、 collar bolt ring bolt 环螺栓
4、 check ring stop collar 挡圈
5、 Prevent ring around the collar 防止脖子碰到领子
ring collar相关例句
Several strengthening methods, including stiffened internal ring reinforcement, collar plate reinforcement, internal plate reinforcement and chord thickness reinforcement, are introduced here.
本文介绍了几种加固方法，如内置加劲环加固、环口板加固、内置插板加固和主管壁厚加固等。
"If I wore a white shirt to school, by the end of the day it would be brown, " recalls He, who was born in 1974, "and there would be a ring of black soot under the collar."
他回忆说：“如果我穿一件白衬衫去上学，一天下来衬衫就变成了棕褐色。 领子下面还有一圈黑黑的烟灰。”