... CHENILLE 雪尼尔 SCREENPRINT 平网印花 Double flanged ring 双边钢领 ...
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Focuses on the double "o" ring connection, the scene ends meet connections, flanged connections, such as connections and their respective conditions of application and quality control points.
重点论述了双“〇”圈连接、现场糊口连接、法兰连接等连接方式及其各自的适用条件与质量控制要点。
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