This paper presents numerical investigations of influence of base bleed on increasing range of base bleed projectile. The main points are as follow:(1) A model of one dimension multi-phase flow is established.
本文就底部排气对底排弹增程的影响进行了数值仿真，主要内容有：(1)建立了一维两相流模型，对大口径火炮的底部点火结构的膛内过程进行了一维两相流模拟。
参考来源 - 底部排气对底排弹增程影响的数值仿真This article is mainly on developing a new pyrotechnic exhaust composition, which can efficiently extend range to the base bleed.
本论文主要研究了一种对底部排气弹能实现有效增程的烟火型底排剂配方。
参考来源 - 烟火型底排剂技术及性能研究This thesis makes a systematic and thorough research and study on the stroke lengthening and power saving modification of oil field conventional beam-pumping units in service ( four-bar linkage ).
本文对油田在役常规游梁式抽油机(四杆机)的增程和节能改造问题进行了系统而深入的研究。
参考来源 - 油田在役常规游梁式抽油机的增程与节能改造研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Nina也将是一辆搭载增程汽油机的混合动力车。
The Nina will also be a hybrid fitted with a range-extending petrol engine.
另外，这款车还配备了一个小的“增程”内燃发动机。
In addition, the car is fitted with a small "range-extending" combustion engine.
滑翔增程是目前采用的较为有效的一种弹箭增程技术。
The gliding flight of projectile is an efficient extended range technique.
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