The effect of the number of blades on the head exponent is the largest, on flow rate exponent is lager and on power, efficiency exponents are minimal.
叶片数对扬程切割指数的影响最大,对流量切割指数影响较小,对轴功率和效率切割指数影响最小。
When FG and YB are incorporated, they may obviously reduce the pressure exponent of HTPB propellant as well as enhancing the burning rate.
当FG与亚铬酸铜组合使用时,可在提高推进剂燃速的同时大幅度地降低燃速压强指数。
The result indicates that at certain experimental conditions, the viscosity of polymer solution will decrease with the increase of shear rate according to the rule of power law exponent.
结果表明:在一定的实验条件下,聚合物溶液的粘度随着剪切速率的增加而减小,其变化符合幂律指数规律。
The Olson's single exponent model was adopted to simulate the dynamic of the litter decomposition rate and the remnant rate.
并采用单指数衰减模型对小叶章湿地枯落物的分解速率动态和残留率动态进行了模拟。
The results of the burning rate measurement showed that the nanometer sized lead oxide can play a role in decreasing the pressure exponent of NEPE propellant.
通过纳米氧化铅在NEPE推进剂中的实际应用效果表明:纳米氧化铅可有效的降低NEPE推进剂的燃速压力指数。
The results showed that pholiota nameko polysaccharide can enhance immunity by improving thymus exponent, spleen exponent and the rate of lymphocyte transformation.
结果表明,滑菇多糖可以通过提高胸腺指数、脾指数和脾淋巴细胞转化率增强机体免疫力,发挥抗衰老作用。
Effect of some inorganic lead salt and aluminium oxide on burning rate pressure exponent and temperature sensitive coefficient of polyurethane composite solid propellant have been investigated.
研究了某些无机铅盐和氧化铝对燃速压力指数及温度敏感系数的影响。
The fetal heart rate can be extracted from the returning signal of ultrasound by way of the connection between the modulus of the wavelet transform coefficient and the singular exponent.
本文利用小波变换系数的模的平方值与信号奇异性指数之间的关系,从超声回波信号中提取出了胎儿的心率。
The finer the initial grains, the quicker the grains grow rate and the higher the grain growth exponent value.
当温度一定,初始晶粒越细,其长大速率越快并且生长指数值越高。
The results show that ferrocene derivant (RMT) can effectively enhance burn rate of propellants and reduce its pressure exponent under high pressures;
结果表明:二茂铁衍生物(RMT)能大幅提高推进剂燃速和降低高压燃速压强指数。
The burning rate testing shows that the pressure exponent can be decreased, and the burning rate can be broaden by the selected additives entering into the gas generator propellant with low residents.
通过燃速测试,筛选的添加剂加入到低残渣燃气发生剂体系中能够拓宽燃速范围,同时也能降低压强指数。
The strain rate sensitivity exponent increases little with increasing deformation temperature.
随着变形温度的提高,该合金的应变速率敏感指数值变化很小。
Variety of the burning rate pressure exponent will give expression to the additive's catalysis to the propellant's combustion.
燃速压力指数的变化情况说明了催化剂对燃烧所起催化作用的大小。
The effects of TMOs and their mixtures on the burning rate and the pressure exponent of the aluminum magnesium fuel rich propellant for unchoked ducted rocket are investigated.
研究了过渡金属氧化物(TMO )及其复配物对非壅塞固体火箭冲压发动机铝镁贫氧推进剂燃烧特性的影响。研究发现,氧化铁对提高铝镁贫氧推进剂燃速的作用显著。
The effects of TMOs and their mixtures on the burning rate and the pressure exponent of the aluminum magnesium fuel rich propellant for unchoked ducted rocket are investigated.
研究了过渡金属氧化物(TMO )及其复配物对非壅塞固体火箭冲压发动机铝镁贫氧推进剂燃烧特性的影响。研究发现,氧化铁对提高铝镁贫氧推进剂燃速的作用显著。
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