浮球阀6"-150-60-PN10DN150单液位机械浮球法兰增强尼龙材质 上海临嘉科教仪器有限公司

p1Src=//y1shangxu.yzimgs.com/uploads/391770/20240913-98089420.jpg&p2Src=//y1shangxu.yzimgs.com/uploads/391770/20240913-53361186.jpg&p3Src=//y1shangxu.yzimgs.com/uploads/391770/20240913-20164062.jpg