Confirming injection and production ratio of edge water reservoir depends on accurate water influx.
边底水油藏注采比的确定，需要有准确的水侵量为依托。

Sowthistle leaves full range of amino acids, and the appropriate ratio between various amino acids.
苦菜嫩叶中氨基酸种类齐全，且各种氨基酸之间比例适当。

The approximate enrichment ratio of OM and total N was lower than the ratio of alkalihydrolyzable N.
有机质与全氮的富集率基本一致, 碱解氮的富集率较高。

Zuchong has accurately calculated the ratio of the circumference to seven points after the radix point.
祖冲之很早就把圆周率准确推算到小数点后七位。

For example, the ratio of argon 36 to argon 38 on Mars is only about oneninth the ratio found on Earth.
例如，火星上氩36与氩40之比，大致只有地球上的比率的九分之一。

In the method of calculating, more accurate values of the view angle and the aspect ratio are obtainable.
在计算的方法中, 可获得视角和纵横比的更精确的值。

And very quickly, my brain starts to think that's the accurate ratio of negative to positive in the world.
我立即想到 这才是世界上真正的消极和积极所占的比例

The definitions of parameters of axial compression ratio and shear span ratio of split columns were given.
给出了分体柱轴压比，剪跨比等概念参数的定义。

High water cement ratio during construction and low water cement ratio during solidification are realized.
实现了混凝土大水灰比施工、小水灰比固化。

In aluminum industry, the molar ratio of sodium fluoride to aluminum fluoride is termed as cryolite ratio.
铝工业上把氟化钠对氟化铝的摩尔数之比称为分子比。

Both swelling ratio and abrasion ratio are evaluated for the optimum formulation of the hydrophilic binder.
隆起得比和磨灭比被为亲水性得缚者最适宜形成评估。

However, it is possible to achieve the sinusoidal back EMF waveform at the small polearc to polepitch ratio.
但是，它可以实现在小极弧极间距比正弦反电动势波形。

Effective method of plasma arc powder surfacing to achieve both high deposition rate and low ratio of dilution.
获得高熔敷速度与低稀释率的等离子粉末堆焊方法

The Characterization of Correlation between Aspect Ratio and Isopyknic Diameter of Wollastonite Acicular Powder
针状硅灰石颗粒长径比与等体积直径的相关性表征

Eight equations computed isotopic abundance and two equations computed isotopic abundance ratio have been given.
给出八个计算丰度公式和两个计算同位素比公式。

For turbidity measurement of coloured samples, ratio turbidimetry and nephelometry with ratio selection are used.
有色样品浊度的测量选择比率测浊法。

Simultaneous determination of sorbic acid and benzoic acid in soy and vinegar by derivative ratio spectrum methods
比光谱法同时测定酱油及食醋中的山梨酸和苯甲酸

In order to improve the successful ratio during intravenous transfusion, needling time should be increased accurately.
准确增加进针时间能有效提高静脉输液穿刺成功率。

Evaluation on this person about whether his achievements and demerits were a thirty-seventy ratio is still debated now.
评价这个人物是否能够三七开，目前还有争论。

The determining factors of the rate ratio come from the joint contribution of the activation enthalpy and activation entropy.
活化熵对反应速率常数比值的贡献是不可忽略的。

But for delamination ratio, Oak gluelaminated timber was the highest , then was Larch, the lowest delamination ratio was Birch.
而对于剥离率, 柞木的最高, 其次是落叶松, 桦木最低。

Influence of bolster height on both revealing superficial vein of elbow and puncturing achievement ratio of blood sample collection
垫枕高度对肘部浅静脉显露和穿刺采血成功率的影响

The transmission ratio of the gear is completely the same as the ratio of the numbers of the axial grooves on the corresponding roller.
齿轮的传动比与对应的圆辊上的轴向槽数比完全相同。

The ratio of commissions to be collected shall be set in accordance with the principle of making an inverse ratio to the auction completion price.
收取佣金的比例按照同拍卖成交价成反比的原则确定。

It was required to analyze the image characteristics, to measure and calculate signal to noise ratio of the lung parenchyma and the muscle of thoracic wall individually, the contrast and contrast to noise ratio between the lung and the muscle of the thoracic wall.
肺实质与胸壁肌肉的对比度和对比噪声比。