A study on proportional mortality ratio of cancer and some other chronic diseases among workers in 20 asphalt felt-making factories is reported.
对全国20个油毡厂工人的癌症和其它几种慢性病进行了比例死亡比的研究。
In order to study the evaporation of ethanol-gasoline, experimental investigations had been carried out to determine the saturated stream pressure of some low proportional ethanol -gasoline blends.
为了解乙醇汽油的蒸发性，文中运用雷德法对几种低比例的乙醇汽油进行了饱和蒸汽压特性试验研究。
The theoretical study shows that static unbalance of the rotor was proportional to displacement of the rotor ; the larger displacement scale coefficient, the higher measuring accuracy.
理论研究表明：转子的静不平衡量与转子的偏移成正比；位移比例系数越大，测量精度越高。
The study concluded that the capacity of CCFT decreased sharply with the increase of fire time and the capacity was almost directly proportional to the temperature distribution.
研究表明，短柱在火灾下与火灾后的极限承载力随升温时间的增加而剧减，承载力与温度场的分布基本上成线性关系。
The study indicates that the influence of Doppler effect on pseudo range observations is proportional to the product of pseudo range and the rate of pseudo range variation.
研究表明，多普勒效应对伪距观测值的影响与伪距和伪距变化率的积成正比。
Here we study the optimal proportional reinsurance and dividend pay out of an insurance company.
本文将讨论保险公司的最优再保险和分红策略。
Particularly, as shown by the present study, the air consumption for attitude control actuators using compressed cool air is proportional to the mass moment of inertia.
研究表明，姿态控制推进器所消耗的压缩冷气体正比于结构的转动惯量。
Methods the proportional odds model and partial proportional odds model were used for the data from a cohort study in Shaanxi Province, and the results were compared.
方法利用在陕西某地开展的一项前瞻性研究数据，分别采用比例优势模型和偏比例优势模型进行分析，对二者的结果进行比较。
Methods the proportional odds model and partial proportional odds model were used for the data from a cohort study in Shaanxi Province, and the results were compared.
方法利用在陕西某地开展的一项前瞻性研究数据，分别采用比例优势模型和偏比例优势模型进行分析，对二者的结果进行比较。
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