请输入您要查询的英文单词:

 

单词 center pin
释义

WordReference Random House Unabridged Dictionary of American English © 2024
center pin′, [Railroads.]
  1. Rail Transporta cylindrical device passing through the center plates of both the body bolster and the truck bolster, permitting the truck to swivel beneath the car body while the stress is taken by the center plate.
  • 1795–1805

随便看

 

英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/2/22 21:34:09