空中点火 meaning in English

air firing
in-flight firing

It is very important that the extended range effect is improved farthest by being master of the dynamic delay - time of a rocket - portfire in the air
底排?火箭复合增程弹火箭空中点火延时机构延期时间的控制对于最大限度发挥火箭增程效率有着极其重要的作用。
Research on the dynamic delay - time of hybrid igniting - device in the air is the basis of implementing it ' s the best trajectory and improving its max cannon - shot denseness
空中点火机构动态延期时间研究是底排? ?火箭复合增程弹实现其最佳增程弹道，提高最大射程密集度的重要环节。
According to the " solid - particle " theoretical model , a theory model of the dynamic burning - velocity of a rocket - portfire in its igniting delay - time cannulation is established , a theory model of the dynamic delay - time is educed . the factors are analyzed , setting position and shape of a igniting delay - time cannulation that affect its igniting delay - time , the theoretical basis is offered to develop the high - level precision rocket - portfire in the air
本文根据“固体粒子”效应理论，建立了点火延期管动态燃速数学模型，导出了点火延期管动态延时控制的理论计算模型，分析了火箭空中点火延期管的安装位置及其形态对其延期时间的影响，为高精度火箭空中点火具的工程研制提供了理论依据。