片语
Protective covering of cable电缆外护层
protective e covering护面
cable protective covering电缆保层
protection course保护层
corrosion protective covering防蚀覆盖
protective layer[植] 保护层
a protective covering对醉酒的海员实施保护性监禁
Fibrous braid protective covering纤维编织防护覆盖层
liquid protective covering液体护创膜
multilayer protective covering成层式防护层
any soft protective covering任何保护性软套