reduction ratio

This thesis studies the effect of wide& high ratio, bump ratio and reduction ratio on the skew ratio in plain roller rolling square bar through simulated hot rolling steel by steel roller rolling lead.

通过钢辊轧制铅件模拟热轧钢件，研究了平辊轧制矩形件过程，轧件的宽高比、鼓形比和压下率三个参数对脱方的影响。

Through analysis, this article points out that how to handle the torque reserve, thrust reserve and speed reserve of the drill rig is the key for the improvement of the utilization ratio and reduction of designed head loss in the hydraulic system.

本文分析指出如何处理液压凿岩钻车的备用扭矩、备用推力和备用速度，是提高液压系统功率利用率，减少设计压力损失的关键。

The primary drive gear ( crankshaft gear) and the primary driven gear are the source of noise due to their high speed and bigger reduction ratio.

作为摩托车初级传动的曲轴齿轮及初级从动齿轮，由于转速高及降速比大，是产生噪声的主要因素。

It features big reduction ratio, high crushing efficiency, and convenient maintenance.

具有破碎比大 、 破碎效率高 、 维修方便等特点.

This paper advances a new method for the noise reduction based on the difference function, analyzes on its principle, and illustrates the SNR ( signal-to-noise ratio) improving effect by SPAD ( speech processing system by using auto-correlation function).

提出了一种新的差分函数降噪方法，对其原理进行了分析，并对差分函数声音处理方式的信噪比改善效果进行了说明。

The required reserve ratio has been lowered four times, adding up to a total reduction of 2 percentage points for large financial institutions and 4 percentage points for small and medium-sized ones. This has released around RMB 800 billion of liquidity and substantially increased funds available to commercial banks.

连续4次下调存款准备金率，大型金融机构累计下调2个百分点，中小型金融机构累计下调4个百分点，共释放流动性约8000亿元，使商业银行可用资金大幅增加。

The bonding strength decreased with the reduction ratio and the rolling temperature.

叠层复合材料的结合强度随压下率和轧制温度的增大而降低。

Some measures to improve extraction ratio of combustible vacuum tower were introduced in this paper, which included the renovation on the traditional practice of wet vacuum distillation, the reduction of the pressure drop of the tower, the stablization and improvement of the vacuity.

本文讨论了通过改变传统的湿式减压蒸馏操作、降低塔的压力降、稳定和提高真空度等提高燃料型减压塔拔出率的措施。

The results show that the resistance of mortar to thaumasite form of sulfate attack ( TSA) increases with the reduction of water-cement ratio.

结果表明，水灰比越低，砂浆抗TSA侵蚀性能越好；

Lung-mediation reduction ratio of air type indicate squamous cancer strongly.

含气型肺、纵隔窗缩减率高度提示肺腺癌。

The relation of strain and reduction ratio was gained through free upsetting on cylinder.

通过圆柱体自由镦粗,得到应变与压缩比的关系,应用拟合公式求出车轮断面的压缩比分布.

The experiment results, show that the range of reduction ratio is very practicable.

理论计算结果与实验结果对比表明,所得减薄率选取范围具有较强的实用性.