?油盘
... pneumatic bearing空气 轴承 pocket bearing油盘 轴承 porous bearing多孔 轴承 ...
腔室推力轴承
For the first time, every gear in a pocket watch was set on a jeweled bearing.
FORBES: Magazine Article
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。