Pressure on the underside of the thighs from an incorrect (too high) seat position makes this worse.

对大腿下面施加压力的不正确坐姿会使情况更糟。

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Medium pressure increases toward the valve seat surface and oblique cone sealing surface squeeze is tightening, sealing the better.

正向介质压力增大时阀板斜圆锥表面与阀座密封面挤压越紧，密封效果越好。

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The Spanish display of grace under pressure spread a final hush over the boisterous Chinese crowd that filled the 18, 000-seat Beijing Olympic Basketball Gymnasium.

西班牙队在压力面前表现出来的从容让北京奥林匹克篮球馆内18000名热情的中国球迷安静了下来。

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Mr Joshi is under pressure to resign his seat in the state assembly.

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But aviation expert Miles O'Brien told CNN the circumstances point toward a possible loss of cabin pressure in the eight-seat, propeller-driven aircraft.

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Yet, despite international pressure, Beijing has not used its seat on the U.N.

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