查询词典 variable compression ratio

As the development of scientific technolog and auto-industry, modern industries widely use high compression ratio gas motor and purifying system.

彭勃由于科学技术的进步和汽车工业的发展，现代汽车工业广泛应用高压缩比汽油机和净化系统。

The effects of intake temperature and air/fuel equivalence ratio on homogeneous charge compression ignition combustion of ethanol have been investigated.

在一台经过改进的CA6110发动机上进行了进气温度和过量空气系数对乙醇燃料均质压燃燃烧过程影响的试验研究。

The effects of intake temperature and air/fuel equivalence ratio on homogeneous charge compression ignition combustion of ethanol are investigated.

传统的火花点火式发动机和压燃式发动机的燃烧始点和燃烧过程分别取决于点火时刻和喷油时刻以及火焰传播速度和混合气形成速度。

With this program, the compression ratio, injection timings, and intake and second intake timings are optimized.

本文首次对这两种方式发动机的性能和涡轮增压器的运行特性进行了比较详细的计算对比研究。

The effects of compression ratio on combustion and emissions of premixed combustion engine were also discussed.

同时也模拟了压缩比变化对燃烧和排放的影响。

Finally, the numerical investigation of shock wave compression passage and the analysis of flow characteristics are performed and it is concluded that the pressure ratio of single stage may be equal to nine.

最后，通过对激波压缩通道进行了流场数值模拟，对其流道内的气动特性进行了分析，得出其单级压比可以达到9，充分显示出其优越的高压比特性。

Only oneA/D converter is needed to complete complex quadrature translation and digital downconversion, get in-phase component and quadrature component in digital field, and also,after intra-pulse compression is done, the signal-to-noise ratio is raised, and inter-pulsecompression is done in digital field, and finally, high range resolution profile is got.Two-step stretch processing method for MMW high-resolution RADAR is presented.

计算并优化了毫米波雷达中频信号带通采样的最佳采样频率，应用现有的集成电路技术实现对中频信号的直接采样、用一个A／D转换器在数字域完成复数正交变换，在数字域完成下变频、获得同相信号和正交相信号、完成对子脉冲的脉内压缩、完成对脉内压缩信号的第二次脉间压缩，从而获得高分辨一维距离像。

During the experiment, we choose Toyota Corona 1600cc as a test car and measure its maximal acceleration value by means of palm vibration noise analyzer, on conditions of the same tire pressure, speed, load, and road section and measure fuel consumption in a fixed speed and mileage. In addition, by using tire pressure gauge and infrared thermometer, measure after-driving tire pressure and tire temperature to make a comparative analysis. Finally, we use 185/60 R-14 Goodyear tire to measure tire sinkage in an empty car and a loaded car and obtain tire compression ratio to explain the difference of riding comfort and economical consideration of fuel consumption between nitrogen-filled tires and compressed air tires.

在实验时，采用丰田Corona 1600cc轿车，在相同的胎压、车速、负载、路段等条件下，透过掌上型振动噪音分析仪，撷取车辆行驶之最大峰值加速度；并在稳定车速及固定里程下量测汽油之消耗量，再以胎压表和红外线温度计，量取行驶后之胎压和胎温值来作比较分析，最后，再使用185/60 R-14 Goodyear 轮胎，在车上量测空车及负载下轮胎的下沉量，并求得轮胎的压缩率变化值，来说明氮气轮胎与一般压缩空气轮胎，在乘坐舒适性及燃油经济性上的差异原因。

The optimal parameters for modification of China fir thick veneer can be concluded that: initial moisture content 50%, compression ratio 60%, press time 16 minutes, steam pressure 0.5MPa , press temperature 180℃, pressure 2MPa.

改性杉木薄板的最佳工艺为处理前试件含水率取50%，压缩率取60%，热压时间取16min，蒸汽压力取0.5MPa，热压温度取180℃，热压压力取2MPa。

The combustion model is available to simulate the combustion process, predict the knock in spark ignition engines, and analyse some factors ( ratio of compression, temperature of intake gases) influencing knock of engines.

用该模型能较好地模拟两机的燃烧过程，并能实现爆震预测。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。