随着压下率的增加，动态再结晶体积分数升高；
With the increase of reduction ratio, the volume fraction of dynamic recrystallization increases.
精细片层区域的比例随着轧制压下率的提高而增大。
As the rolling reduction increases, the proportion of fine lamella increases.
因素有上下轧辊直径比、压下率、导入角和轧辊转速。
These factors include ratio of upper and lower roll diameter , reduction ratio , enterance angle and roll rotation speed.
同时可增加压下率，减少轧制道次，提高了轧机的生产率。
At the same time, to increase the rolling reduction, reduce rolling passes and improve the productivity of rolling mill.
当压下率达到约30%时，随材料心部有67%的区域充分改性；
When the cumulative reduction ratio reaches 30%, about 67% of the inner region of the axial forging is modified fully.
详细研究了带钢厚度、张力、压下率、变形抗力等对边缘降的影响。
The influences of strip thickness, forward and backward tension, reduction ratio and resistance to deformation on the edge drop were investigated in detail.
在实验轧机上，应用铝试样实测了板宽、张力和压下率对前滑的影响规律。
The influences of plate width, tension and screwdown ratio on forward slip were measured using a.
采用大变形热力耦合有限元法模拟了圆柱体锻件心部空洞的热锻闭合压下率。
The critical reduction for closing the pores in the center of cylinder forgings undergoing hot upsetting are numerically simulated by using thermomechanical coupled finite element method.
借此方法研究了轧制油粘度、轧制速度与压下率对轧制变形区油膜厚度的影响。
The influence of the foiling oil viscosity and rolling speed and reduction rate on the film thickness are investigated with those methods.
作者用压下逼近法、速度逼近法及迭代法研究了该轧机允许的最大压下率、速度、张力和变形率。
Approximation of screwdown value, rolling speed and an iterative method were used to study the maximum screwdown ratio, speed, tension and deformation ratio tolerable in the mill.
结合武钢二炼钢动态轻压下技术的应用情况，对压下位置、压下量、压下率等主要参数进行了分析及优化。
Steelmaking Plant of WlSCO, the main technological parameters were analyzed and optimized, such as reduction position, reduction amount, and reduction ratio.
数值模拟分析了新f M法拔长时，不同的砧宽比、料宽比及压下率情况下，刚端长度对应力分布的影响。
The influence of stiff length affecting stress distribution under different AWR, BWR and CR when stretching by NEM FM were simulated and analyzed.
if钢的冷轧压下率分配对深冲性能有重要的影响，是由于冷轧过程的压下率对(111)织构的形成有影响。
The reduction partition has effect important in two-time cold rolling on Drawability of IF steel, because reduction has effect in cold rolling on {111} texture.
研究结果表明：轧后带钢局部高点高度及附加张应力的大小与来料高点高度成正比，随总轧制压下率的增大而减小。
Results indicate the local high point height and additional tension stress of rolled strip are proportional to local high point initial height of strip, decrease as rolling reduction ratio increases.
研究了铜—铝轧制复合的最佳工艺，并通过轧前组元金属状态、压下率和温度对复合强度的影响，了解了铜—铝复合机理．。
The best process of Cu-Al rolling compound is analysed- The Cuotl compound mechanisms are understood by the effect of the metal state, the reduced ratio and the temperature.
基于数值模拟结果 ，分析了影响空洞闭合的主要因素及其影响规律 ，构造了考虑各种影响因素在内的锻合压下率计算公式。
The stress and strain distribution and evolution during pore deformation are analyzed and various factors influencing the pore closure and welding are examined.
以低碳钢为实验原料，采用不同卷取温度和冷轧压下率进行工业实验，研究了卷取温度和冷轧压下率对深冲板组织和性能的影响。
The effects of coiling temperature and cold rolling reduction ratio on deep-drawing properties of low-carbon sheets hot-rolled by FTSR of Tangsteel were investigated in laboratory.
采用唐山钢铁股份有限公司FTSR连铸连轧生产线生产的热轧卷作为生产冷轧低碳钢板的原料，研究了不同卷取温度和冷轧压下率对冷轧薄板深冲性能的影响。
The effects of coiling temperature and cold rolling reduction ratio on deep-drawing properties of low-carbon sheets hot-rolled by FTSR of Tangsteel were investigated in laboratory.
结果表明，较低的铁素体轧制温度和较高的铁素体区压下量时，IF钢具有更高的深冲性能、相对较高的强度、延伸率以及织构强度。
The results showed that the if steel has better deep drawability, higher mechanical and texture strength and elongation if the hot rolling temperature was low with big reduction in ferrite region.
这种新型材料在常温常压下对于模拟油品中噻吩的单程脱除率在15%左右，汽油单程脱硫率为11.8%。
The sulfur removal efficiency of 15% for the simulated oil and 11.8% for the gasoline are obtained in a single pass under room temperature and ambient pressure while combined suitable emulsification.
研究K9玻璃在低压下的双折射效应，测量它的双折射率及其梯度。
The birefringent effect of K9 glass has been studied under low pressure. The index of birefringence and its gradient have been measured.
试验结果表明：在常温常压下，用硫酸浸出该氧化锌矿石锌的浸出率可达到78%。
It was found that 78% zinc extraction was obtained at room temperature and atmosphere pressure.
正如上面提及的，咖啡因能够通过预防餐后血压下降来降低老年人群的心脏病死亡率。餐后血压下降现象随年龄增加越来越显著。
As mentioned, caffeine may protect against heart disease death in the elderly by preventing a decline in blood pressure after meals, a phenomenon that becomes increasing more pronounced with age.
本文论述了温压下岩石孔隙度、渗透率参数测定仪器原理、仪器结构以及各种条件实验。
This paper discusses the principle and structure of the instrument for measuring rock porosity and permeability under temperature and pressure, and also various conditional experiments.
利用高压下铁的电阻数据，结合X射线衍射结果，推导出铁的电导率随压力的变化关系。
The pressure dependence of electrical conductivity of iron was finally deduced from the resistance data and the X-ray diffraction results.
静态试验研究表明：木材的含水率能引起电涡流传感器的输出电压下降，但下降的幅度甚微；
Static experimental test shows that wet wood can make tiny decline to the output voltage of eddy current sensor.
用月气压下降率量度的轮胎气压保持率（IPR）是改善轮胎使用性能和保障乘客安全的一个关键参数。
Tire inflation pressure retention (IPR), as measured by percent air loss per month, is a key parameter to improved performance and passenger safety.
结果发现：夜间平均收缩压和平均舒张压下降率与LVM和LVMI呈显著负相关。
The results discovered that declined rate of the night mean systolic pressure and mean diastolic pressure correlated negatively with LVM and LVMI.
最后，论证了适当增加配方中的氮含量是提高低压下能量释放率的重要途径。
Finally, it is demonstrated that the increase of nitrogen content in propellant formulation is an important approach to raising the energy release rate at low pressure.
最后，论证了适当增加配方中的氮含量是提高低压下能量释放率的重要途径。
Finally, it is demonstrated that the increase of nitrogen content in propellant formulation is an important approach to raising the energy release rate at low pressure.
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