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An orthogonal experimental design method involving three factors and three factor levels is adopted for the mix design of recycled aggregate concrete, and the effect of each factor level on mix proportion of RAC and the difference between each factor levels are analyzed.

研究不同影响因素对再生骨料混凝土强度的影响是再生骨料混凝土研究领域的主要方面之一，对实际工程应用有着重要的意义。

The experiment product is food service for the similar proportion product and service. A 3*2 factorial design experiment was employed in this study.

以实验设计的方式，采用的自变数为促销方式的类别，分别为价格导向类、非价格导向类与未促销类，未促销类为实验对照组，以此比较价格导向类的促销方式是否会使消费者产生负面的知觉品质与知觉价值。

The proportion of new teachers leaving has hovered around 50 percent for decades, said Barry Farber, a professor of education and psychology at Columbia University.

延蒂斯说：与孩子们相处是很美好的，可与之相伴的其它所有事情都让人感到很大压力。

Through the research, we found that the appropriate readjustment India ore and the Yangchun ore allocated proportion, uses the iron material match level 4 to carry on sinter under the unchanged iron material and craft condition, produces the much calcium ferrite and fayalite, obtains the melting corrosion structure and the granular structure as primarily sinter which may enhance the strength.

凡在烧结时能产生较多的液相，冷却时不是形成结晶较差的玻璃质，而是形成充分结晶的针状或树枝状、棒状铁酸钙；磁铁矿不是以块状孤立存在，而是被粘结相交织固结成熔蚀结构、粒状结构或共晶结构；气孔较少，且分布均匀；粒度较细；组织结构均匀的烧结矿均能提高质量。

Simulation results show that it is feasible to use the proportion control in the active-suspension control.

仿真结果表明，比例控制技术应用于主动悬架控制是可行的。

In proportion to head, well furnished with hair but not feathery.

与头部比例恰当，长有大量毛发，但没有饰毛。

Furthermore, the process of proportion resistance in the feedback circuit is changed, and the change of sampling voltage with sampling resistance is compensated with resistor. The impact of environment temperature on loading capacity and peak current is reduced.

此外，对反馈环中的比例电阻采用不同的工艺制作，通过电阻的温度系数补偿由采样电阻随温度变化所造成的采样电压的变化，减小温度对电路的带负载能力和峰值电流的影响。

I love my home with a ferocity totally out of proportion to its appearance or location.

我热爱我的家，而家的外观或位置完全和我的那份酷爱极不相称。

Chinese chestnuts of Qianxi were dealed with by wet method and the determination of the content of Se in chestnuts was discussed on the influence of the proportion of nitric acid and the perchloric acid. In the system of ferricyanide potassium and hydrochloric acid, the determination conditions were optimized by standard-curve method and quantitative analysis was acquired.

采用湿法处理河北迁西板栗样品，探讨了硝酸与高氯酸的配比对板栗中硒元素含量测定的影响，在铁氰化钾－盐酸体系中，对测定条件进行了优化，采用标准曲线法定量分析。

There were higher proportion of HUFA in fertilized eggs than that in the mature eggs.

与成熟卵相比，黄颡鱼的受精卵在脂肪酸组成上显示了不同。

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％。