High pressure ball valve floating ball valve installed in the system high turbulence of the float chamber.

高压浮球阀的浮球阀装在系统高压湍的浮球室里。

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Carbon pressure ball machine device is a hydraulic pump hydraulic protection will be high pressure oil into the hydraulic cylinder, driving the piston produce axial displacement.

碳素压球机液压保护装置是由液压泵将高压油打入液压缸，使活塞产生轴向位移。

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Control the flow of high-pressure ball valve, high pressure part of the system a certain amount of deposit concentration.

利用高压浮球阀控制流量，在系统的高压部分存浓量一定。

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Moments later Bellaghy keeper Brian Scullion dropped a high ball from Paddy Bradley under pressure from substitute Basil Rafferty and the later knocked the ball to the net.

BBC: Bellaghy 1-9 1-9 Glenullin

Arsenal thrashed Everton 6-1 on the opening day of the season but a repeat of that scoreline was never on the cards as a committed Toffees side put pressure on the ball high up the pitch, giving Arsenal no time to settle.

BBC: Arsenal 2-2 Everton

"You can't hold a high line when there's no pressure on the ball, " Thompson insisted.

WSJ: Two Sides Riding a Switchback