研究结果表明，基于单项点火试验所做的设计改进，解决了发动机研制初期遇到的点火延迟、低温点火失效等问题。
The research indicated that the design modification had been utilized to solve the ignition delay, the ignition failure under low temperature etc ever occurred in the initial design completely.
研究结果表明，基于单项点火试验所做的设计改进，解决了发动机研制初期遇到的点火延迟、低温点火失效等问题。
According to the single ignition tests results, some measures, such as changing the ignition manners, adjusting the ignition charge etc,...
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