The depreciation of some 25% in sterling's trade-weighted value from mid-2007 had kindled hopes that an export boom and an import slowdown would bolster GDP growth.
自2007年以来英镑已贬值大约25%，这一情况让英国对一个事实重燃希望- - - - - - -出口繁荣与进口降温将推动GDP的增长。
Weighted value of safety quality cost time in most cases must be regarded for trade-off optimization, but it is difficult to be determined for its uncertainties.
工程施工中安全、质量、费用及工期的综合优化，在许多情况下需要涉及权重的确定，但权重值常很难精确确定，具有不确定性。
Weighted value of safety quality cost time in most cases must be regarded for trade-off optimization, but it is difficult to be determined for its uncertainties.
工程施工中安全、质量、费用及工期的综合优化，在许多情况下需要涉及权重的确定，但权重值常很难精确确定，具有不确定性。
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