发布时间:2025-01-18 08:49:11
一般是两个零件,一个零件装气管接头,另一个零件做吸盘,中间装O型圈,比如你这个零件。
吸盘很小比如就中间一个孔吸,那做成一个零件也行。
朋友们又来说说奇石哈像这块一石多画面的天然风景画面石它能值10万吗
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