contraction ratio

The area contraction ratio has obvious influence on the flow pattern, discharge, wall pressure and air pressure inside level rotary flow.

研究发现面积收缩率对流态、泄流量、壁面压强和空腔内的气体压强均有较大的影响。

Computational Study of Contraction Ratio Effects on Scramjet Inlet

不同收缩比超燃冲压发动机进气道的数值研究

To counteract the monetary contraction caused by capital outflows, analysts expect at least two cuts in the required reserve ratio ( RRR) for banks this year, which will help replenish the supply of base money lost to capital outflow.

分析师们预计，为了抵消资本外流导致的货币紧缩效果，中国今年至少会两次下调银行存款准备金率，这将有助于补充因资本外流而损失的基础货币供应。

Study on back pressure and self-starting characteristics for sidewall-compression inlet with variable internal contraction ratio by moving cowl

移动唇口变收缩比侧压式进气道反压特性和自起动性能

The simulation results showed that with ideal conditions, nozzle contraction ratio increased, so as the flow velocity.

仿真结果表明在理想状态下，管口收缩比越大，水流速度增幅越大。

Numerical Study on the Influence of Nose Contraction Ratio on the Flow Field in Furnaces

折焰角收缩率对炉内三维流场影响的数值研究

The solution is applicable for nozzles with any given contraction ratio n1, expansion ratio n2, and throat wall radius R.

精确解对任意给定的收缩比n1、扩张比n2和喉部壁面曲率半径R都适用。

True stress and contraction ratio of the minimum section increases as flow tensile stress decreases.

随着流动拉应力的降低,颈缩区域中部的真应力持续增加.

Under the same temperature and the chamber pressure, hypergolic ability of transverse injectors is better than that of the gas/ liquid coaxial injectors. Hypergolic ability tends to improve with higher nozzle contraction ratio.

在相同温度和室压下，横向喷注器的自燃能力优于气液同轴喷注器，喷管收缩比越大，越利于自燃。

Study of variational law of lateral contraction ratio for condition of large deformation constant volume

大变形体积不变时横向变形系数变化规律研究

The result shows that with the increase of the inner contraction ratio, the starting Mach number of inflow is increases.

研究表明，当进气道收缩比增大时，进气道的进口起动马赫数增大；