速比

The research on speed ratio control based on sliding model variable structure controller of angular displacement is done.

对电机控制式无级变速单元完成了基于角位移变结构控制的速比控制方式来实现变速器速比精确控制的研究。

It was found that the calculated sub-channel parameters with the Dix model and the slip model (with a sup ratio of 1.5) give the best agreement with the experiment data.

结果表明，在本文的计算范围内，Dix模型和滑速比S=1.5时的滑速比模型的预测结果最优。

The speed-ratio curve of double-action parallel indexing cam mechanism has special property in shape,which makes it is not available from present transmission function,but designed purposely.

双作用式平行分度凸轮机构对速比曲线的几何形态有特殊要求，这使得该机构的速比不能从同类机构现有运动规律中得到，而必须经过特殊设计。

In addition,the influence of the supply oil of pump on clamp force is also investigated. The results sh...

结果表明，夹紧力控制阀的控制压力和速比控制阀额定流量影响了速比响应时间，开关频率影响了速比瞬态响应品质，泵的供油量影响了速比变化过程中系统压力的稳定性。

Designing and implementing a prototype of optimizing compiler for URPR-1 which adopts the two-level software pipelining technique. Experiments show that URPR-1 and its compiler can obtain more than 5 times speedup for some typical signal and image processing algorithms and two orders-of-magnitude speedup for inner loops of these algorithms.

初步实验表明，URPR-1体系结构和它的优化编译器相互配合对信号和图象处理领域中的典型算法可以获得5倍以上的加速比，对这些算法的内层循环则可获得两个数量级的加速比。

Apply Genetic Algorithm and CFD technology, in this paper,to calculate the main parameter of WPC96's waterjet propulsor and simulate the flow of the water in waterjet inlet.In addition,analyze the factors that can affect waterjet system efficiency, such as K ,mostly geometry parameters,IVR.

在此基础上运用MATLAB遗传算法和CFD软件——FLUENT对喷水推进器主要参数优化计算以及进水管流场数值模拟进行了研究，并针对影响喷水推进器进水管系统效率的主要参数(如进水速比IVR、喷速比等)进行了分析。

The new variator shifting model can avoid large shifting range and shifting rate oscillation.

新模型克服了以往模型在速比变化过程中，速比变化率响应范围过大、速比变化率振荡的不足。

The wave velocity ratio vertical to the stratum of the rock samples is usually less than that in parallel direction, and the relative increment of wave velocity ratio between the vertical direction and the parallel direction decreases as the wave velocity ratio in vertical direction gradually increases.

波速比的各向异性特征主要表现为垂直层理方向上的波速比普遍小于平行层理方向，且两方向波速比的相对增量还随着垂直层理方向上的波速比的增大而逐步减小。

In addition, the leakage coefficient decreases with the decrease of gap width at the same rotational speed.

研究结果表明：用相对流量系数（转动时的流量系数与静止时的流量系数的比值）与速比（周向速度与轴向通流速度的比值）的函数关系表征泄漏量随转速变化的规律时，存在一个临界速比约等于1.0；低于这个临界速比时，转速对泄漏量的影响不明显；高于这个临界速比时，泄漏量随转速的增大而减小，在很高的转速下（6000r/min以上），泄漏量至少减小了5.1%；相同间隙下，泄漏系数随着压比的提高而近似线性增加；相同转速下，随着密封间隙的减小，相对泄漏量逐渐降低。

The economy and performance characteristics of LIYANG car equipped with CVT and MT are studied respectively and compared. 3Based on experimental analysis, the relation among the speed ratio changing rate, oil pressure of driving and driven pulley cylinders, driving pulley input speed and torque, metal belt speed ratio has been studied. Model for getting the ratio changing rate is put forward, and practical equation giving the ratio changing rate is obtained by experiments.

对装有CVT和装有MT的羚羊轿车的经济性和动力性进行了计算和比较分析。3）通过实验分析，研究了主、从动轮油缸压力、主动轮转速、输入转矩和带式无级变速传动速比与速比变化率的关系，建立了获取CVT速比变化率的模型，导出了符合实际规律的实用计算公式。4）应用键合图理论，建立了金属带式无级变速汽车传动系的键合图模型，推导了系统的状态方程。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。