1.
Dynamic Promotion of a Type of 50cc Four Stroke Scooter Engine
50cc四冲程发动机动力性能的优化设计
2.
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。
3.
The New Method of Determining the Four-stroke Engine s Adjustable Valves;
确定四冲程发动机可调气门的新方法
4.
The four strokes in the four-stroke-cycle engine, in their proper order, are intake, compression, power, and exhaust.
四冲程循环发动机中，四个冲程的固定顺序是：进气、压缩、作功和排气。
5.
The actions taking place in the engine cylinder can be divided into four events or strokes.
在发动机气缸里发生的动作，可以分为四个过程或冲程。
6.
Four-stage-engine Operation
四行程发动机工作过程
7.
The Development and Research of Electronic Fuel Inject System for Four-stroke Motorcycle Engine;
小型四冲程摩托车发动机电控燃油喷射系统的开发研究
8.
Sulzer two-cycle engine
苏尔泽二冲程发动机
9.
two-stroke marine diesel engine
二冲程船用柴油发动机
10.
air-cooled two-stroke gasoline engine
风冷二冲程汽油发动机
11.
Parameter Optimization and Experimental Research of Electronic Control System for Four-stroke Motorcycle Engine;
四冲程摩托车发动机电喷系统参数优化与实验研究
12.
An outward stroke, especially the stroke of an engine piston moving toward the crankshaft.
向外冲程，向外冲击向外冲程，尤指发动机中话塞向曲轴推动的冲程
13.
highly efficient 4-stroke low-speed diesel engine
高效四冲程低速柴油机
14.
Characteristics of cyclical variation for four-stroke small utility gasoline engine
小型通用四冲程汽油机循环波动特性研究
15.
Research on Development of a LPG Four Stroke SI Engine for Motorcycle;
LPG四行程摩托车发动机的开发研究
16.
single-acting turbocharged two-stroke engine
单作用增压式二冲程发动机
17.
direct-coupled two stroke engine
直接连接式二冲程发动机
18.
ON THE IGNITION PROCESS IN A MODEL SCRAM JET COMBUSTOR
模型超燃冲压发动机内着火过程分析