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He says a pressure valve on one of the rocket's fuel tanks showed a drop.

他说，火箭燃料箱的一个压力阀显示压力降低。

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Lastly, the measurements of the cigarette filter ventilation and pressure drop were taken using a KC3 combined dilution/pressure drop instrument (Borgwaldt-KC, Richmond, Virginia, USA).

最后，采用结合稀释/压力差仪器（美国弗吉尼亚时士满Borgwaldt-KC）的KC3进行香烟过滤器和压力差的测量。

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As a result, the "signature" of the pressure drop was very garbled, and sources told MSNBC.com that some space engineers argued there was no increased leak at all, but merely pressure changes caused by these other factors.

MSN: Crew finds ��culprit�� in space station leak

Research shows that they are much more likely to drop out of college due to personal pressure from family responsibilities, the inability to tackle the academic challenges of college because of the work hours required to keep them there, and the ongoing financial challenges of their families.

FORBES: Why Are Tuition Costs Rising?

Despite Leicester's dominance, they kicked only four penalties, and the Welsh team finally got on the scoreboard just before the break when a sustained period of pressure ended with Williams's drop-goal.

BBC: Leicester 12-6 Ospreys