Tensile strength decreased, while the tensile break extension percentage increased first and then decreased, flexural properties was not sensible to the changing humiture.

拉伸强度呈下降趋势，而拉伸断裂伸长率以及冲击韧性则呈先增大后减小的变化趋势，弯曲性能对温湿度交变的环境不敏感。

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Statistical results prove that gap opening and extension penalties significantly change the percentage of the gaps.

对比对结果的统计分析表明，起始空位罚分和延伸空位罚分都显著地影响空位的百分含量。

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House Republicans yesterday voted down the Senate's two-month extension of the two-percentage-point payroll tax holiday to 4.2% from 6.2%.

WSJ: Review & Outlook: The GOP's Payroll Tax Fiasco

But during the December 23 pro forma session, the Senate overrode the prior unanimous consent agreement by unanimous consent to allow the Senate to pass a temporary extension of the temporary 2 percentage point payroll tax reduction.

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First of all, because clearly the extension of unemployment, which gives people a percentage of the income they were previously making, will -- that money will be spent and it will bolster the economy for the next couple of years.

WHITEHOUSE: Press Briefing with President Obama and President Clinton