1) two stroke cycle petrol engine
二行程汽油机
1.
Describes a new technique of stratified scavenging two stroke cycle petrol engine of use in reducing the consumption of fuel during scavenging.
提出了一种新的分层扫气方式，并介绍了在二行程汽油机上应用分层扫气技术，降低有效燃油消耗率，同时，使汽油机的动力性保持在原机水平和仍具有结构简单的特点。
2) two stroke gasoline engine oil
二冲程汽油机油
1.
The low smoke super wind cold two stroke gasoline engine oil which is developed with the mix of PIB of higher molecular weigh and the lower one can meet the specification requirement of JASO M345.
利用烟度模拟试验、热管氧化试验、板式成焦器试验详细考察了聚异丁烯加入量、聚异丁烯分子量、加氢聚异丁烯和非加氢聚异丁烯与油品排烟性能、清净性能的关系，使用高低分子量聚异丁烯复合成功研制出了满足ＪＡＳＯＭ３４５规格要求的低烟型超级风冷二冲程汽油机油。
2.
The development process of FC two stroke gasoline engine oil which can meet the quality requirements of JASO M345 FC was described.
论述了ＦＣ二冲程汽油机油的研制过程。
3.
To make domestic wind cooling and water cooling two stroke gasoline engine oils reach advanced level abroad,evaluation bench on performances of two stroke oil was set up by taking some test methods of JASO from Japan,NMMA from America and ASTM.
为保证我国风冷和水冷二冲程汽油机油达到国外先进质量水平，等效采用日本ＪＡＳＯ、美国ＮＭＭＡ以及ＡＳＴＭ有关试验方法，建立了二冲程油性能评定台架。
3) two-stroke gasoline engine oil
二冲程汽油机油
1.
Taking HVI 150N and HVI 500N hydrocracking oils and proper PIB,kerosene distillate as base oil and additives,the FC two-stroke gasoline engine oil was formulated.
以HVI 15 0N、HVI 5 0 0N加氢裂化基础油及适量的聚异丁烯、煤油馏分调制FC级二冲程汽油机油 ,通过均匀设计 ,以较少次数的实验 ,确定了各因素与考察变量间的关系。
2.
To meet the increasingly stringent requirements in environmental protection,a FC biodegradable two-stroke gasoline engine oil was developed by taking PIB,ester oil and mineral oil as base stock and adding 4.
为满足国内外日益严格的环保要求,开发研制了FC级可生物降解二冲程汽油机油。
4) Two-stroke gasoline engine
二冲程汽油机
1.
Static Numerical Simulation and Upswing in a Small Two-Stroke Gasoline Engine;
小型二冲程汽油机静态数值模拟及改进
2.
Based on the unsteady flow gas dynamic theory,this paper sets up a mathematical model for the exhaust system of small two-stroke gasoline engine and simulates the exhaust gas dynamic processes by using the method of characteristics.
根据非定常气体流动理论,建立了二冲程汽油机排气动力过程的数学模型,并用特征线法对其进行了模拟计算,压力波的数值解析结果与实测结果比较吻合,表明所用模型和计算方法正确,可用于指导设计二冲程汽油机的排气动力效应系统。
3.
This paper describes the experimental investigation result on emissions in stratified charge two-stroke gasoline engines.
介绍分层进气二冲程汽油机排放的试验研究结果,讨论了汽油机的空燃比、浓混合气进气比例值对HC和CO排放浓度的影响,以及HC和CO随功率、转速的变化关系,分析了分层燃烧的排放效果。
补充资料：压缩机活塞行程
分子式：
CAS号：
性质：往复活塞式压缩机中活塞或柱塞作往复运动的两止点间的距离。是压缩机的重要结构参数，数值上等于曲柄销旋转半径的两倍。其大小的选取与下列因素有关：(1)排气量大小，排气量大者行程应取得大些，反之则应短些；(2)机器结构型式，对于立式、角度式压缩机，为了便于操作维护，宜取短些；(3)气缸结构，主要应考虑第一级气缸直径与行程要保持一定比例，若行程太小，则吸、排气接管在气缸上的布置将发生困难(特别是径向布置气阀的情况)。现代活塞式压缩机趋向适当提高转速与缩短行程，而活塞平均速度变化很小，以期获得较好的技术经济指标。
CAS号：
性质：往复活塞式压缩机中活塞或柱塞作往复运动的两止点间的距离。是压缩机的重要结构参数，数值上等于曲柄销旋转半径的两倍。其大小的选取与下列因素有关：(1)排气量大小，排气量大者行程应取得大些，反之则应短些；(2)机器结构型式，对于立式、角度式压缩机，为了便于操作维护，宜取短些；(3)气缸结构，主要应考虑第一级气缸直径与行程要保持一定比例，若行程太小，则吸、排气接管在气缸上的布置将发生困难(特别是径向布置气阀的情况)。现代活塞式压缩机趋向适当提高转速与缩短行程，而活塞平均速度变化很小，以期获得较好的技术经济指标。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条