The main switch and rectifier diode both work under ZVS and ZCS condition to improve the power transmission efficiency.

主开关管和输出整流二极管均实现了ZVS和ZCS，提高了能量传输效率。

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A pessimist complains about the wind, an optimist expects the adverse wind condition to improve, but the leader takes action to adjust the sails.

悲观者诉苦风，乐观者等待风停，而领导者是想办法改变这个局势。

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By use of mechanical method, it may provide a more non-stabilized equilibrium condition to improve the ability of keeping body balance in the rotation.

它采用机械的手段，给运动员提供了一个更加不稳定平衡的转体环境，可以提高运动员在转体过程中维持身体平衡的能力。

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Researchers studied more than one hundred fifty patients whose condition had failed to improve after taking at least one drug.

VOA: special.2010.03.02

When she was in her twenties, her father arranged for her to have an operation on her brain to improve her mental condition.

VOA: special.2009.08.23

But it also made it difficult for them to earn enough money to improve their condition.

VOA: special.2010.02.04

In a Chicago Tribune survey of 45 chief executives of large, publicly held Illinois businesses, only two said they expected the state's economic condition to improve in the next year.

WSJ: Allysia Finley: The Chicago Expulsion Act of 2011

To counter the sluggish economic condition and to improve its profitability, Reed Elsevier is now concentrating on those revenue generating avenues that are subscription based and are recurring in nature.

FORBES: Do Your Research And You'll Like This Dutch Publisher

After receiving a bone marrow transplant and stem cell treatment from an umbilical cord donated by a woman in the USA, his condition seemed to improve.

BBC: Charlie Harris-Beard