four cycle engine four stroke cycle engine four stroke engine four-cycle engine four-stroke cycle engine four-stroke engine four-stroke motor otto engine
Here are some facts about two and four stroke engines 以下是一些事实约二至四冲程发动机
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They produce twice the power than four stroke engines 他们制造的功率比四冲程发动机的两倍
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The piston is an important part of a four - stroke cycle engine 活塞是四冲程发动机的重要部件。
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A few fast responses and facts about two and four stroke engines 数约两个快速反应和事实四冲程发动机
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Four - stroke engine 四冲程发动机
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Exhaust system can be respectively calculated in two - stroke and four - stroke engines by the developed escs system for application . it can also analyze the pressure wave in the intake pipe and exhaust pipe which infect on engine dynamical performance 应用开发出的escs系统分别对二冲程发动机及四冲程发动机的排气净化系统进行模拟计算，分析进、排气管中压力波对发动机动力性能的影响。
