сальник
来自维基词典，自由的词典
封严盖
封严物 压垫盖 填料箱 密封垫 密封装置 〔阳〕
- 〈解〉(肠)网膜
- большо́й ～大网膜
- 〈技〉填料盒，盘根座，填料函；填料(压)盖，压垫盖，衬片，密封垫，油封，水封.
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