One dimensional Fresnel zone phase correcting plate has its focusing characteristics similar to that of the paraboloid cylinder.
一维菲涅尔区相位修正结构具有类似于抛物柱面的聚焦特点。
Without changing the structure of measuring pressure apparatus, the error correcting of in-cylinder pressure curve and burning and heat release rate curve are researched in 1135 diesel engine.
不改变测压装置结构，在1135柴油机上进行了缸压曲线、燃烧放热率曲线误差修正研究。
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