对比率

The distribution pattern of ten Tsuga tchekiangensis populations in the Mang Mountain were analyzed by the variance/mean ratio method,and their aggregated intensities were were measured by using the following indices:negative binomial parameter,dispersal index,clumping index,crowing mean index and patchiness index.

采用方差/均值比率法对10个南方铁杉种群的分布格局类型进行了分析，同时，采用负二项式参数、扩散性指数、丛生指数、平均拥挤度指数和聚块性指数计测这些种群的空间聚集强度。

Effects of temperature and duration of prehydrolysis on the yield, pentosan contents in prepydrolyzed wood chips as well as the reducing substance contents in the solution are represented by regression equations.

根据试验结果和回归分析得出的柠檬桉木片水预水解的最佳工艺条件是：在水对木片比率为4：1时，最高温度为160℃～165℃，反应时间1 1/2～2小时。

Specific siRNA was designed and synthesized, and transfected Hela with liposome siNEO FX, then analyse the role of siRNA on proliferation vitality outside the Hela cells, cells periodic distribution by MTT method, double-layer soft agar clone-forming assay, and flowing cell technology.

设计并合成siRNA，脂质体siNEO FX转染Hela细胞，分别用MTT法，双层软琼脂克隆形成试验和流式细胞术分析了siRNA对Hela细胞体外生长增殖活力、细胞周期分布的作用。siRNA作用后的Hela细胞增殖速度减慢，软琼脂克隆形成率降低，G0/G1，期细胞比率增加。

Results show that there are components of asymmetric pressure and velocity in symmetric structure, but this portion affect normal phonation little due to its limited ratio (less than 10%).

结果表明，对称结构下存在着非对称压力和速度成分，但是由于它所占的比率有限（不超过10%），对正常发声的影响不大。

PCR amplification was also verified GFP gene insertion in genome of regenerated plantlet, 88. 9% plants showed positive results.

在对再生的伏令夏橙植株进行gfp基因PCR检测时，检测结果表现出88.9％的阳性比率。

Poisson's Ratio—Ratio of lateral strain to axial strain in an axial loaded specimen.

泊松比—轴向负荷下试样侧向应变对轴向应变的比率，与刚性模量和杨氏模量有关

First: They can focus the target markets of initial period, and earn the certain market share quickly ; Second: These companies didn't satisfied the present situation after obtaining the preliminary success, they usually acts immediately according to the market information which obtains, and adjusts its development strategy in China to discovers the next target market to expands the successful achievement; Third: They will establishes a good relationship with the local government and the major industry ; Fourth: These companies take the localization extremely, and can provide various supports, to the local customers and their partners; The fifth: these companies cooperate with the local educational institution, to let the potation users can contact their product popularly.

进入中国市场后，能成功在市场上占有一定比率的企业，经本研究分析后发现他们有几个共同的特徵：第一：它们都能在进入初期即锁定目标市场，并很快的拥有一定的市场占有率；第二：这些公司在获得初步的成功之后并未满足於现状，反而根据所得到的市场资讯，调整其在中国的发展策略，找出下一个目标市场，以扩大成功的效果；第三：这些公司会积极的跟当地的政府、大型企业或通路商建立良好的关系以了解并改变市场机制；第四：这些公司十分重视本土化，并对当地的客户及合作伙伴都能提供多方面的支援；第五：这些公司都积极的与当地的教育机构合作，使产品更广泛的与潜在使用者接触。

The third winding is coupled between the primary winding and a capacitor to produce a current that controls a variation of a ratio between the focus voltage and the anode voltage as a function of variation in a beam current in the cathode ray tube.

在初级绕组和电容器之间连接第三绕组，从而产生一个电流，该电流用于对作为阴极射线管中电子束电流的变化的函数的聚焦电压与阳极电压之间的比率的变化进行控制。

The results show that a proper fraction of the secondary air could make the flame highly stable in the middle section within a wide range of flow rates,and have low emission of CO,specially for lower lean equivalence ratios.

结果表明，加入适当比率的二次空气，不仅能够在相当宽的流速范围内使火焰很好地稳定在中间段，而且能得到低水平的CO排放浓度，特别对较低当量比效果更为明显。

Germany next door, with a different system of proportional representation, has mostly avoided grand coalitions until recently and seems uncomfortable with the present one.

毗邻的德国，有着不同比率代表组成的系统，已经主要的避免政治联盟直到最近并且看起来对当前的情况不满意。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷