speed-up ratio

The results showed that the higher the blending ratio of thiadiazole derivative ( TDD) to amino type accelerator ( NC), the faster the curing speed of CM.

结果表明：胺类促进剂（NC）/噻二唑衍生物（TDD）的并用比越大，硫化速度越快；

The optimum value of ball-to-powder weight ratio has been deduced from theoretical relationship between frequency, speed of collision and ball-milling conditions.

由碰撞频率、速率与球磨工艺条件的理论关系推导出了球料比的最佳值。

The influence of extrusion temperature, ratio, and speed on the forming process has been studied.

研究了不同的挤压温度、挤压比和挤压速度等挤压参数对TC4合金管材挤压成型工艺的影响，以及润滑方式对TC4合金挤压管材表面的影响。

The harmonic chain drive has a periodically varied theoretical chain length during its operation. This paper analyzes the changes in theoretical chain length when wave generator is at different positions, and indicates their effect on driven sprocket angular speed and transmission ratio.

谐波链传动在传动过程中所需链条的理论长度呈周期性变化，分析了传动中波发生器处在不同位置时链条理论长度的变化情况，并指出了这种变化对从动链轮角速度及传动比的影响。

Thermal boundary layer effect and flow resistance properties are analysed by changing the block ratio and speed tube.

通过改变阻塞比和车速分析管内热边界层效应和流动阻力特性。