The results indicate that the pressure drop increases as F factor or rotational speeds increase.
结果表明，旋转床气相压降随F因子和旋转速度的增大而增大；
The influences of factor F and modeling plate on the lens' optical efficiency are also analyzed.
还分析了透镜相对孔径 （F数 ）和成型模具等因素对透镜光学效率的影响。
The results show that the j and f factors increase with the fin space and fin length decreasing, and the fin space has more obvious effect on the area of optimization factor.
试验结果表明，新型开窗翅片的翅片间距对表面传热因子和阻力性能影响较为显著。
This work adds to the idea of a general fitness factor, f, that is similar in concept to g—and of which g is one manifestation.
这次的研究让一个大体的健康因素f（与g相类似的概念）的想法更加成熟——而且g只是对f的一种表现。
High level F in feed and soil was the main pathogenic factor of it.
土壤、饲料高氟是加重钙磷代谢障碍引发跛行的主要因素。
The heat transfer performance of plate fin and staggered heat sink is comprehensively analyzed by the use of quality factor "F" which is a non-dimensional variable.
本文引用无量纲品质因数F，分别对平板和叉排散热器的换热性能进行了综合分析。
Some of the weak transition lines whose F-C factor is very small are also obtained. This experiment also proves that the linear polarization spectrum is much simpler than fluorescent spectrum.
观察到若干F - C因子很小的弱支跃迁谱线，实验也证实了线偏振光谱对荧光谱线的减化。
PAN L J, ZHANG B M, DAI F H. Loss factor of viscoelastic damping composite material under harmonic excitation [J]. Journal of Vibration and Shock, 2008, 27(2): 57-60.
[16]潘利剑，张博明，戴福洪。 简谐激励下共固化复合材料黏弹阻尼结构的损耗因子研究[J]。振动与冲击，2008，27（2）： 57-60。
The stabilization factor (f) as a measure of the effectiveness of the antioxidants and the oxidation rate ratio (ORR) as a measure of their strength were determined.
安定因素(f)作为抗氧剂的有效率的措施和氧化作用率比率(ORR)作为他们的力量措施是坚定的。
Control on harmful elements such as K, Na, f, s in smelting is short of effective measures, which results in BF capacity factor low, BF process not smoothly and serious environment pollution.
对冶炼中有害元素钾、钠、氟、硫的控制还缺乏有效手段，致使出现高炉利用系数偏低、高炉不畅和造成环境的严重污染。
The relationship of atrial plasma natriuretic factor (PAN F) in 100 hypertension patients and 50 normal ones for control were studied by echocardiography and radioimmunoassay.
应用超声心动图技术和放射性免疫测定法对100例高血压病患者左房血流动力学变化与血浆心钠素水平的关系进行分析研究。
The relationship of atrial plasma natriuretic factor (PAN F) in 100 hypertension patients and 50 normal ones for control were studied by echocardiography and radioimmunoassay.
应用超声心动图技术和放射性免疫测定法对100例高血压病患者左房血流动力学变化与血浆心钠素水平的关系进行分析研究。
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