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At small throttle opening, BSFC and BSHC are decreased compared to the carbureted engine, but the values are still higher comparing to those of four-stroke engine.

小节气门开度时，通过推迟喷油可以实现分层燃烧，BSFC和BSHC也比原机有所下降，但仍比4冲程发动机高很多。

According to the experimental single-cylinder carbureted gasoline engine Honda G200, combustion chamber geometry is measured by three coordinate measuring machine,and a combustion chamber model is proposed by node integral,method.Boundary conditions are confirmed,the characteristics of flame propagation in combustion process and some parameters,such as burned volume,are calculated to analyze combustion model of engine.

5利用三坐标测量仪对Honda G200型单缸化油器式发动机燃烧室结构进行测量，利用节点积分法建立燃烧室几何模型，确定边界条件，获得汽油燃烧过程中火焰传播特征，用于燃烧模型的分析计算。

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。

Tank top plating in way of main engine seating to be increased in thickness to 50 mm. Main engine, and stern tube to be adjusted and placed on epoxy chocks, approved by classification society.

主机基座区的舱顶板的厚度应加厚到50mm，主机和艉管通过环氧树脂块进行安装和调整，且需经船级社认可。

For Diesel/Gas dual-fuel engine, commixing combustion of gas fuel and diesel in cylinder results in some problems, as economical performance and emissions of engine become worse at light load and knocking combustion at heavy load and so on.

由于柴油和气体燃料的不同物化和燃烧特性，给双燃料发动机带来一些问题，如小负荷时发动机的经济性和排放不好，大负荷工况下易爆震等。

When a first time elapses from generation of the switching command, a first clutch command pressure is set to its maximum value, and the first clutch disengages by an actual pressure increase. When a second time elapses, the engine is stopped by reducing engine torque to perform mode switching.

在t4时刻使第1离合器指令压力成为最大值，利用实际压力的升高断开第1离合器，同时在t5时刻使发动机扭矩降低以使发动机停止，由此进行模式切换。

In this paper,the authors study the way of using open source rule engine Drools to realise JAVA declarative programming,the emphasis is put in analyzing the features of declarative programming as well as the structure and flow of rule engine,the core algorithm0-RETE and the matching efficiency of rules,an example is utilised by the authors too to analyze how to perform high-efficiency rule-matching and declarative coding.

主要研究如何利用开源规则引擎Drools来实现JAVA的声明式编程的方法，着重分析声明式编程的特点以及规则引擎的结构、流程，核心的RETE算法和规则的匹配效率，并通过一个示例来分析如何高效率高性能的进行规则匹配和声明式编码。

AR model is applied to identify the noise source for enigne. Through the results of noise signal process, it shows that it is practical and credible to use AR model to study engine noise. Through the theoretical analysis, according to the specific engine structure, the SEA equation is formulized. The method of SEA sensitivity is brought forward on the basis of the sound power function.

从理论分析入手，结合具体的发动机产品结构，建立了结构噪声分析的统计能量方程，提出了基于声功率函数的统计能量灵敏度分析方法，把发动机的外在表现和内在因素直接联系起来，分析了系统主要参数对系统声功率的影响程度，得出了一些实用性的定性结论。

Above this threshold, the engine harnesses all the engine's power to increase performance.

超过这一限额，发动机线束所有的发动机动力，以提高性能。

When the diesel engine idles, engine oil pressure should not be less than 0.1MPa.

柴油机正常运转时，机油压力应在0.3～0.6MPa之间。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。