The results show that net burden pressure has obvious influence on porosity, permeability and rock compacting factor with little effect on pore configuration.

结果表明：净覆压对储层的孔隙度、渗透率和岩石压缩系数具有明显的影响，对储层岩石孔隙结构影响较小；

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Happy Boys' Chengdu division spokesman Zhao Zhe said: "Liu does not have any psychological burden about his identity, but like every other competitor, he too is under great pressure to perform."

《快乐男声》成都赛区发言人表示：“对于自己的身份他并未产生任何心理负担，但就像其他参赛者一样，在表演的同时他也承受着巨大压力。”

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High blood pressure is a serious burden on the vascular system and is known to cause heart disease, stroke, and other cardiovascular diseases.

高血压是心血系统的严重负担，而且会导致心脏病，中风和其他心血管疾病。

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That said, unlike the relatively small sacrifice that NFL veterans had to make financially because their rookies took 40% of the hit, NBA veterans will shoulder a greater burden and pressure to consider significant salary rollbacks in order to save their upcoming season.

FORBES: Reduction in NFL Rookie Salaries Comprises 40% of Revenue Shift Between Owners, Players

The 20-year-old believes the squad will not feel any pressure from the burden of trying to make it third time lucky in the final after defeats to Cardiff Blues in 2009 and Northampton 12 months ago.

BBC: Gloucester's Charlie Sharples wants repeat performance

News of the move comes with the Bush administration under increasing domestic pressure to ease the burden on existing forces in Iraq.

BBC: Iraqi police 'to train in Europe'