比例性

Methods:180 cases of gouty arthritis were randomly allocated in the ratio 2 ∶1 to treatment group and control group.

将180例急性痛风性关节炎患者按2∶1比例随机分为两组，治疗组(120例)采用瓜方治疗，对照组(60例)单纯使用西药治疗，观察治疗前后血尿酸的变化及临床疗效。

The authors also stated that a recent increase in intervention might have led to a bias toward a rise in complicated pneumonias.

而最近介入性治疗的比例增加，也可能导致复杂性肺炎发生率增加的误差。

The property difference of between the sap-and heartwood leads to the variation of mechanical properties of wood.

刺槐生长具有异速性，心、边材组成结构比例、密度、硬度的不同，形成了木材的机械性能的差异。

Light microscope examination indicated that heteromorphism and karyoplasmic ratio were decreased when treated with 90μmol/L,140μmol/L,240μmol/L and 400μmol/L DADS for 48 hours in a dose and time dependent.

细胞形态学观察显示：90μmol/L，140μmol/L，240μmol/L和400μmol/L DADS处理细胞48后，与对照组细胞相比，异型性明显减少，核浆比例明显减小。

Homogeneousness of temperature and current distribution in cross-flow cell can be improved by adjusting some parameters to reduce additive stress.

交叉流结构单电池的温度和电流密度均匀性可以通过调整再循环比例得到改善，附加热应力也减小。

With the increase of permeability ratio and advancement of inversion opportunity, the cumulative imbibition rate of low-permeability layer decreases.

摘要利用室内并联岩心物理模拟实验及渗流力学的基本定律，对聚合物驱油过程中的剖面返转规律及返转机理的研究表明，油层非均质性是剖面返转的主要原因，随着渗透率级差的增大及返转时机提前，低渗透层累积吸液比例下降。

Increasing use of birth control pills is also contributing towards rising impotency, he said.

他说，性无能人口比例增加的另一个原因是避孕药的大量使用。

New Delhi, Apr 25: Impotency among Indians is rising with one in every six persons becoming sterile due to various environmental and lifestyle changes and genetic factors, according to research conducted by the Indian Council of Medical Research.

新德里，4月25日：根据印度医学研究委员会开展的研究显示，由于环境和生活方式的诸多改变和遗传因素，印度的性无能人口比例已经上升至1：6。

The experimental results indicated that the negative inhomogeneity of CeO2 films is related to the proportion of TiO2, substrate temperature and vacuum degree.

实验结果表明：CeO2薄膜的负非均匀性与TiO2的掺入比例、基片温度和真空度有关。

According to the request of qualitative processing and functional processing,the GP will comprises leaf redrying stage, strip initial handling stage, cutting stage and smoking tobacco blending stage.

根据品质性加工和功能性加工的要求，将分组加工的工艺流程分为打叶复烤、烟片处理、制叶丝和比例掺配四个阶段，并分阶段进行烟草模块、过程控制的设计，以提高烟草模块的个性化特征或通用性要求。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。