male and female flange 中文意思是什麼
male and female flange
解釋
凹凸面法蘭-
The most popular special flange facings are shown below and include large male - female, large tongue - groove, small male - female and small tongue - groove
最常見的特殊法蘭面如下說列,包括大型外內法蘭,大型舌槽法蘭,小型外內法蘭和小型舌槽法蘭。
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