And there has not been perfect theory or analyzing method for the research on how meteorological phenomena affect the temperature function in concrete structure.

目前，有关混凝土结构温度作用中气象因素的研究，尚没有完善的理论和分析方法。

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Since a long time, people have been ignoring the suitable way to avoid financial risk which is stock index futures mentioned above, because our financial market has not been perfect.

股指期货是金融市场中规避系统风险的工具，过去由于我国金融市场还不够成熟，长期以来一直没有被我国引入。

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But he who fears has not been made perfect in love.

但是那些有所惧怕的人没在爱中完美。

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"(The back) has not been perfect for a long period, I want it to start feeling good again, " the Scot said.

CNN: Injured Murray to miss French Open?

Even so, his record has not been perfect.

ECONOMIST: America's resurgent capital

If President Musharaf has not been the perfect democrat, perhaps he has more than made up for that by being America's key "strategic ally in the war on terror, " as President Bush himself has repeatedly told us.

CENTERFORSECURITYPOLICY: Washington's Pakistan debacle