通过单项试验和正交试验，找出影响的主要因素和合理的技术参数。
Individual test and orthogonal test tell the main influential factors and reasonable technical specifications.
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,...
该方法把高射转化为平射，把综合性的毁伤效力射击试验分解为单项的命中率试验和终点效应试验，避免了高射试验所需要的大型摄影经纬仪、弹道相机等稀有的贵重仪器。
The utilization of many large costly and rare implements needed in the test of high-angle fire, such as the photograph theodolite, ballistic camera etc, are avoided by using the method.
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