通过对比实验，研究了铝合金管材挤压时内表面出现的石墨压入缺陷的形成过程及影响因素。提出了预防此缺陷的措施。
Through some comparison experiments, the forming course and affecting factors of the pressing graphite defects of aluminium alloy pipes are studied. Some methods of avoiding the defects are presented.
通过溶剂对比实验及单因素实验和正交实验，确定了从脱脂豆粕中提取大豆异黄酮的最佳提取溶剂及最佳提取条件。
From the solvent comparison test, single factor test and orthogonal test, the optimum extracting solvent and conditions were obtained to extract soybean isoflavone from defatted soybean meal.
笔者通过油井管杆磨蚀试验机，对常用的管杆材料进行了耐磨蚀性能对比实验，并探讨了油井温度、径向载荷等因素对常用管杆材料磨蚀率的影响。
The effect of the oil temperature and the radial load on the corrosive-wear rate of the traditional tube and rod materials was studied by means of the corrosive-wear experimental tester.
以莲藕为主要原料，通过正交实验、单因素实验及对比实验，研究了软包装桂花糯米糖藕加工的新工艺。
Using lotus root as main material, a new processing technology of soft-packed of sweet-scented osmanthus sticky rice sugar lotus root was studied by orthogonal, single factor and contrast test.
就强化因素和非强化因素在排球发球教学中进行了实验对比。
The intensified and unintensified factors in volley-ball teaching were experimentally compared.
通过实验研究螺旋ct的低对比分辨力及其影响因素。
This paper studies the helical ct low-contrast resolution and its influencing factors by experimental analysis.
采用遗传算法编制程序，分析了纤维的长径比、半径和含量等因素对涂料等效电磁参数的影响，并与实验作了对比。
The EM parameters as a function of the long-radius ratio, radius of the fiber, the volume ratio, etc, are calculated and analyzed. Some calculating data have been compared with experimented results.
对比实验研究表明：声强、辐照时间和频率是影响破乳脱水率的主要因素，而实验温度、工作方式、沉降时间等为次要因素。
The contrasting results show that sound intensity, radiation time and frequency are the main factors, and the secondary factors are test temperature, working mode and settlement time.
实验结果表明，反应物粒度越小、反应温度越高、物料混合的越均匀，反应速度越快，反应物之间的相对比例也是影响反应速率的重要因素。
The results show that the smaller the reactant grain size, the higher the reaction temperature and the more homogeneous of the mixture, the faster the reaction rate.
实验结果表明，反应物粒度越小、反应温度越高、物料混合的越均匀，反应速度越快，反应物之间的相对比例也是影响反应速率的重要因素。
The results show that the smaller the reactant grain size, the higher the reaction temperature and the more homogeneous of the mixture, the faster the reaction rate.
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