rising stem wedge sluice valve的意思|示意
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升杆楔形闸阀
rising stem wedge sluice valve的网络常见释义
暗杆楔式闸阀 non-rising stem wedge gate valve 暗杆楔式闸阀 non-rising stem wedge sluice valve 暗杆楔式闸阀 non-rotating rubber sleeve stabilizer 非旋转式胶皮套筒稳定器 ..
rising stem wedge sluice valve相关短语
1、 non-rising stem wedge sluice valve 暗杆楔式闸阀