它具有调节阀和浮针不锈钢气阀墨盒。
It features adjustable floating needle valves and stainless steel air valve cartridges.
其针阀由浮球臂带动，在液恢上升时开大。
Driven by the float arm of the needle in the liquid recovery opening up big time.
其针阀由浮球臂带动，在液恢上升时开大。
Driven by the float arm of the needle in the liquid recovery opening up big time.
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