Relief Angle valve. Pressure or vacuum can be specified.
安全角阀。可指定压力或真空度。
安全角阀。
The open angle indicating device should display the open state of the valve gate exactly.
开度指示机构应准确地显示阀门的开启状态。
Gate, Globe, Angle and Check Valve Figure Number System.
闸阀，截止阀，角阀和止回阀型号编制体系。
Straight-through, right angle cast steel screw down vertical storm valve.
直通、直角铸钢可闭立式防浪阀；
Look from botanical Angle, apricot belongs to rose division, should be 5 valve flower.
从植物学角度看，杏属蔷薇科，应是五瓣花。
Look from botanical Angle, apricot belongs to rose division, should be 5 valve flower.
从植物学角度看，杏属蔷薇科，应是五瓣花。
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