hydroseal液: liquid; fluid; juice封: close; seal水封: water block; water closing; ...液压: hydraulic pressure密封: seal; seal up; seal airtight ...下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:液封, 水封, 液压密封，即可在微信中查询翻译
