Most Balancing Valves are globe style and incorporate a parabolic (plug) shaped disc.
大部分平衡阀采用截止阀结合抛物线(插塞)阀瓣。
The Fig. 1710 Balancing valve is a non-rising stem design incorporating a parabolic (plug) shaped disc.
型号1710平衡阀为暗杆结构，配置抛物线（塞）形阀瓣。
By sowing disc and plug transmission automatic control and current feedback control of pneumatic metering components, for seed high accuracy, high efficiency automatic seeding.
通过对播种盘和穴盘输送自动控制以及气力排种元件的电流反馈控制，实现了播种器高精度、高效率自动播种。
By sowing disc and plug transmission automatic control and current feedback control of pneumatic metering components, for seed high accuracy, high efficiency automatic seeding.
通过对播种盘和穴盘输送自动控制以及气力排种元件的电流反馈控制，实现了播种器高精度、高效率自动播种。
应用推荐