Objective to investigate the feasibility of antibody difference ratio method for prediction of infection time of schistosomiasis japonica.
目的探讨抗体差异度法推测血吸虫病患者感染时间的可行性。
Based on the difference ratio of the rock's equivalent modulus of elasticity, the differential ratio method of equivalent modulus of elasticity is established.
等效弹性模量差比法是根据岩石的等效弹性模量差比值建立的。
But when the ratio became 3:4 (9 versus 12), the fish showed no indication that they could detect a difference.
但是当比率变为3：4(9对12)，没有迹象表明它们察觉到不同。
If I drop one from eight meters and I drop another one from two meters then the difference in time will be the square root of the ratio.
一个从8米处坠落，一个从2米处坠落，时间之差是它与高，之比的平方根。
Pooled analyses from all studies revealed no difference in complete abortion rates between groups (odds ratio = 0.8; 95% CI: 0.5–1.5).
所有研究的汇总分析显示两组(OR=0.8;95%置信区间CI:0.5-1.5)之间的完全流产率并无差异。
By some estimates the productivity ratio, which represents the difference between the best performance and the worst, was 5:1 or lower during the early days of it.
在早期的IT日子中，评估的生产力的比率，即在最好的个体生产力和最差的之间的比值，最大可以达到5：1。
Contrast ratio: a number ratio resembling 1:1 or 10, 000:1, which illustrates how much difference there is between the brightest whites and the darkest black colors the screen can display.
对比度：一个比值，如1：1或10,000：1，代表屏幕所能表现出的最亮白色和最深黑色之间的差值。
OBJECTIVE: To explore mechanical property difference in the different mixing ratio of PMMA.
目的：探讨不同混合比例聚甲基丙烯酸甲酯的力学性能差异。
Viewed from policy stipulating, difference reserve ratio system is not a short run expedient measure but may be a mechanism design of having a long run effect or efficacy.
从政策制定方面看，差别存款准备金率制度并不是一项短期的权宜之计，而可能成为长久起作用或发挥效能的机制设计。
Logically, there is no possibility for the substitution of deposit insurance system for difference reserve ratio system.
从逻辑上说，存款保险制度与差别存款准备金率制度之间并不存在替代的可能性。
Methods: With descriptive study to analyze the trend and difference of the ratio of the suspect cases to the confirmed ones.
方法：采用对比分析的方法，对其疑似病例数与确诊病例数比值的趋势及差异进行描述。
Obviously, the dynamic threshold is to use quasi-peak level that, while the signal to noise ratio is expressed with the quasi-average levels, and the difference is obvious in.
显见，动态阈是用准峰值电平表示，而信噪比则是用准平均值电平表示的，两者的区别是显而易见的了。
There was obvious difference on leukocyte counting but no difference on lymphocyte apoptosis ratio between the two groups.
两组家兔相比，照射后白细胞计数差别明显，但淋巴细胞凋亡比例差异不显著。
The ratio between the infrared transmission, reflectance and absorption of several fabrics were compared. The cause of the difference between their sum and the total infrared energy were analysed.
对比了多种织物对红外辐射的透射、反射和吸收的比例关系，分析了影响它们总和与红外辐射总能量差值的原因。
The ratio of the maximum difference and the average value of correlative dimension can be used to decide whether creeping phenomenon of hydraulic cylinder exists.
关联维数的最大差值与平均值之比值可以用来判断液压缸是否存在爬行现象。
The purpose is to determine the speed of the eluviation and release, as well as the release difference of the different mass ratio fertilizer that releases more slowly.
目的主要测定缓释肥料的淋溶释放速度，以及比较不同质量比的缓释肥料的释放差异。
The adverse reaction ratio of metronidazole has statistical difference with that of tinidazole.
不良反应发生率甲硝唑与替硝唑有显著性差异。
The heparin group showed significant improvement in lymphocyte transformation ratio and phagocytotic capacity of phagocyte, but the two groups had no significant difference on hemolytic plaque test.
结果发现：肝素组淋巴细胞转化率显著提高，吞噬细胞吞噬功能明显增强，而溶血空斑实验则两组无显著性差异。
Based on the analysis and on the ratio between region energy threshold difference and region area, the adaptive multiscale edge detection method is developed.
在此基础上提出了一种基于区域能量阈值差与区域面积比值的自适应多尺度方法，最后给出了仿真实验以及与传统方法的对比。
In different measurement systems, the error correction effect is also different for the difference method and the ratio method.
差值法与比值法对不同测量系统的误差修正效果不一样。
The results indicate that the difference of fracture toughness between MD and CD increases with a decrease in jet_wire speed ratio, and the main reason is stronger fibre orientation.
试验结果表明：减小浆网速比，增强了纤维定向作用，裂缝纵向分布增加，导致纸张中纵横向断裂韧性差异增加。
The many teeth difference cycloid gear drive now is widely used in the low transmission ratio and big power in kilowatt specifically.
多齿差摆线针齿行星传动近几年来在小速比减速机上，特别是在大功率速比小范畴的使用过程中得到广泛的应用。
The result showed that ratio of single and double layer of fluorescent intensity or the change of degree of polarization weren't difference(P>0.05).
结果表明，两者单、双体荧光强度比值及荧光偏振度的变化，差异均无显著性（P＞0．05）。
Influent quality has an effect on circulation ratio because of the difference of mixing level requested.
进水水质对氧化沟水流混合程度的要求不一样，影响氧化沟循环比。
It presents the method of "stiffness similarity", which has solved the design problem of model with difference of elastic modulus ratio in different parts between model and practicality.
提出了“刚度相似”的方法，有效地解决了模型与实型各部分结构弹性模量相似比不一致的模型设计问题。
The results showed that the difference existed between male and female in elastic potential energy utilization ratio(higher for male)which positively correlated to the skill degree and body mass.
结果表明：弹性势能利用率存在性别差异，男性受试者弹性势能利用率高于女性，并与运动员等级、体重保持一定正相关；
The time frequency difference between grain noise and defect signal provide a possibility for enhancement of signal-to-noise ratio (SNR) in ultrasonic testing.
晶粒噪声和缺陷信号的时频特征的差异，为提高超声检测的信噪比提供了可能。
The total effective ratio of two groups had significant difference(P<0.05).
两组总有效率比较，差异有显著性意义（P<0.05）。
The total effective ratio of two groups had significant difference(P<0.05).
两组总有效率比较，差异有显著性意义（P<0.05）。
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