... 2.1.5井盖chamber cover 2.1.6盖座cover frame 2.1.7 承压圈chamber cover for protect ...
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短语
盖座幸福城堡
Headshire Throw
顶盖座
hatch cover seat
底盖座
Bottom
;
Block
瓶盖座
cap seat
宗座华盖
umbraculum
气包盖座
dome cover ring
气阀盖座
air valve cage
人孔盖座
manhole cover ring
插座盖
[电]
socket cover