... flapper nozzle 挡板喷嘴 flapper valve 挡板阀; 挡瓣阀; 挡翻板阀; 挡止回阀 flapper-valve controller 挡板阀控制器 ...
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记得把旧的带上,以便找到匹配的挡板阀。
Be sure to take the old one with you to find a correctly matching replacement.
GD型高真空挡板阀用于接通或切断真空管路中的气流。
GD high vacuum flapper valve is used to put through cut off the airflow in vacuum pipeline.
GD型高真空挡板阀用于接通或切断真空管路中的气流。
GD high vacuum flapper valve is used to put through or cut off the airflow in vacuum pipeline.
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