?接缝密封
... joint ring 接合密封圈 joint seal 接缝密封 Joint Search and Rescue Center 联合搜索与救助中心 ...
[建]?封缝
... joint sea-and-rail transportation ==> 海陆联运 joint seal ==> 封缝,密接 joint sealing compound ==> 封缝料 ...
分油中修理包
内驱动联轴节密封
密封接头
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。