span-chord ratio 展弦比
gap chord ratio 隔弦比
gap-chord ratio 节弦比
cascade pitch-chord ratio 叶栅节弦比
low span chord ratio 小展弦比
The influences of re based on the blade chord length and coolant-gas flux ratio are tested, and comparison is made between the effect of the converging-expanding hole rows and cylindrical hole rows.
研究了基于叶片弦长的主流雷诺数和二次流-主流流量比对冷却效率的影响，并与叶片上圆柱形孔排的气膜冷却效率分布进行了对比。
Most part of the supercritical wing with equal chord and high aspect ratio is provided with 2-D flow characteristics approximately except wing tip.
对翼身组合体等弦长大展弦比超临界机翼，除翼梢处流动三维效应强外，机翼其余部分包括接近翼根附近，均具有近似二维流动的特征。
Tensile strength was found to decline with increase of the ratio of average chord lengths of the two phases (L1/L2) and mass center distance (D).
结果表明，当分散相一定时，拉伸强度随两相相对尺寸的增大和分散相颗粒相关性的减弱而减小。
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