二冲程

So this paper is important to design the whole structure and improve performance of the novel two-stroke cycle micro free-piston swing engine.

因此，本课题的研究工作对新型二冲程微型摆式内燃机的整体结构设计与性能改进具有十分重要的意义。

The research dev ice of electronic injection system for two-stroke engine was designed.

研制了一套可以适用于二冲程汽油机的电控燃油喷射系统的开发装置。

This paper described the energy transfer system of a single cylinder,two-stroke air-powered engine.

描述了一台单缸二冲程气动发动机的能量转移系统，利用火用分析法对该系统各个环节的能量使用效率进行了分析。

Setting up the physical models and mathematics models of the novel two-stroke MFPSE.

建立了新型二冲程微型摆式内燃机的物理模型和数学模型。

Mercedes-Benz in his 34-year-old, the first time successfully developed a two-stroke gas engine.

1878年奔驰在他34岁时，首次研制成功了一台二冲程煤气发动机。

The water-cooling two-stroke gasoline engine oil was developed from base oil made by sour crude,no peculiar smell kerosene,PIB with low molecular weight and some domestic additives including pour point depressant,antirust agent,antioxidant,antiwear agent and ashless dispersant,etc.

以中国石化茂名分公司生产的含硫原油基础油、无异味煤油和PIB为基础油组分，加入国产降凝剂、防锈剂、抗氧剂、抗磨剂和无灰分散剂研制出的水冷二冲程油具有较好的润滑性能和清净性能，达到TC-WⅡ规格要求。

A great number of dynamometer experiments are carried out to investigate the effects of structure characteristics of the injector, configuration of combustion chamber, design of the bypass valve and fuel injection phasing on the performance, emission, fuel consumption of the engine during light load operating conditions. After a final optimization and other practical considerations, the control MAPs for the two-stroke DISI prototype engine are obtained. The torque performance, fuel consumption and emission economy of the engine is tested and compared with those of the original carbureted engine.

并且通过大量的发动机台架试验，分析了喷油相位和喷油器的结构参数、燃烧室形状、旁通孔的大小等参数对发动机低速低负荷工况下的性能、燃油消耗和排放的影响规律；通过最后的优化和实际的考虑，获得了最终的二冲程直喷发动机样机的控制MAP图，试验研究了其动力性、燃油经济性以及排放性能，还做了该样机和原化油器发动机的动力性能、燃油消耗率和排放性能的比较。

Preliminary road tests after the prototype engine was equipped on the AX-100 motorcyle show that, the developed two-stroke DISI motorcycle achieves good drivability, smoothly acceleration, easy start, and significant reduction of HC emission compared to the original carbureted engine.

将试验样机装在摩托车上的整车初步试验结果表明，开发的FAI二冲程缸内直喷摩托车，能够正常行驶，加速性能良好，启动容易，HC排放浓度比原化油器车有大幅度降低。

DRIVE PERFORMANCE: two-stroke, air cooling engine, whose key parts is imported, is powerful and reliable. Excellent start-up performance guarantees prompt start, constant variable speed offers convenient and safety operation, chain-driven chan transmission minimizes power losses.

动力性能：风冷二冲程发动机，功率强大，多种进口件组装，性能稳定可靠，寿命长；优异的启动性能，保证您不超过三次拉动，即可启动发动机；采用二级传动、无级变速装置，使整车运行安全可靠，操纵方便；链传动，令功率损失最小。

TBN70 marine cylinder oil for two stroke cross head diesel engine with big power and low speed,is developed with the neutral oil from Xinjiang 0 # crude oil as base oil and the overbased calcium naphthenic acid from Dushanzi Petrochemical Subsidiary as the main detergent.

以独山子石化分公司生产的高碱值环烷酸钙为主要清净剂，以新疆 0 #原油生产的基础油研制适用于大功率低速二冲程十字头式柴油机的TBN70船用汽缸油。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。