利用正交试验法优选出最佳工艺参数；
The optimum technological parameters were obtained by orthogonal experiment;
利用正交试验方法研究了铸钢件的无熔剂表面合金化。
The surface alloying of steel castings without fusing agent was studied by means of orthogonal experiment design.
利用正交试验和金相分析的方法，确定了主要影响因素。
The key influential factors on microstructure and properties of the Al alloy components were determined by orthogonal testing and metallographic analysis.
利用正交试验研究了番木鳖酸和龙胆苦苷的最佳提取方法。
The extract methods of loganic acid and gentiopicroside were studied by orthogonal experiments.
介绍了利用正交试验进行数值模拟优化开发方案的思想与方法。
The thought and method of optimizing development plan by use of the numerical simulation of orthogonal test are introduced in the paper.
其主要思想是：利用正交试验设计确定重要因素及其变化趋势；
The main idea of the optimization method is to find out significant factors and adjustment direction of each factor based on the OD;
利用正交试验，对双卧轴搅拌机搅拌装置的结构参数进行了研究。
Based on orthogonal test, structural parameters of mixing mechanism for twin shaft mixer are researched.
利用正交试验分别优化白藜芦醇的酶法提取工艺和微波提取工艺。
The optimum conditions of enzyme extraction and microwave extraction were obtained through orthogonal test.
利用正交试验对红薯叶的浸提条件、原料配比和稳定性进行研究。
Orthogonal tests were carried out on the extraction conditions for Pachyrhizus leaf, the proportions of ingredients, and the stability of beverage.
利用正交试验法对丰山铜矿2004年度预选矿石进行了浮选条件试验。
The previous experiment of flotation conditions was carried out by use of orthogonal experimental method for the mineral processing production of 2004 year in Fengshan Copper Mine.
首次利用正交试验优化设计方法对固体发动机三维药柱进行了优化设计。
Orthogonal test method is applied to design optimization of 3d grains of solid motors.
利用正交试验研究了乳酸菌的作用条件和添加量时成苏打饼干质量的影响。
The effect of lactobacillus on the salty soda cracker quality was studied through orthogonal test.
本文利用正交试验，将析因设计、区组设计及统计分析统一于一张正交表上。
As we all know, the statistical analysis of an incomplete block design is quite troublesome, especially for a partially balanced incomplete block design.
为此，利用正交试验设计方法对九7区注汽工艺参数进行了敏感性分析和优化。
Therefore, steam injection parameters for Nine-7 Block were analyzed and optimized using orthogonal experiment design.
本文利用正交试验和模糊综合评价的方法，对苦荞挂面的生产工艺进行了优化。
In this paper, the methods of orthogonal experiment and fuzzy comprehensive evaluation were used to optimalize the formulation of the bitter buckwheat vermicelli.
利用正交试验设计及模糊综合评价等方法对北方馒头的速冻生产工艺进行研究。
The quick-frozen production technology of Chinese northern steamed bread was investigated by orthogonal array design and fuzzy comprehensive evaluation.
利用正交试验法分析钢管混凝土的主要影响因素对钢管混凝土的力学性能的影响；
The major influencing factor that uses the orthogonality testing law analysis concrete filled steel tube is for the concrete filled steel tube the influence of mechanics performance;
利用正交试验设计，对复合枣、茶饮料的制作工艺进行探讨，并制定了其质量标准。
The preparation technology for mixed jujube and tea beverages is studied by orthogonal tests, and the quality standard concerned worked out.
探讨了反应条件对制备印楝油微胶囊的影响，并利用正交试验确定了最佳试验条件。
The influence factor on the microcapsule reaction was investigated by using the orthogonal experimental design.
首先利用正交试验方法，对工业挤压态az31镁合金的预处理工艺进行优化研究。
First of all, pretreatment process of commercial AZ31 magnesium alloy-extruded was optimized with orthogonal experiment.
在工艺机理分析的基础上利用正交试验对五种不同工艺流程进行参数优化和对比研究。
Using orthogonal testing on the basis of technology mechanism analysis, the parameters optimization and contrast test for five different technology processes have been carried out.
以硝酸-醋酐混合物为环己醇的硝化剂，利用正交试验设计描述了硝酸环己酯的优化合成。
The orthogonal design was used in the optimum synthesis of cyclohexyl nitrate with the mixture of nitric acid and acetic anhydride as the nitrating agent of cyclohexanol.
利用正交试验和时效温度试验，分析了不同热处理工艺对2024铝合金材料力学性能的影响。
By employing the orthogonal and ageing-temperature tests, the influences of heat treatment on mechanical properties of 2024 Aluminum alloy sheet were analyzed.
利用正交试验对反应中主要原料的摩尔比、反应温度、反应时间、反应压力的影响进行了考查。
The mole ratio of main raw materials and reaction temperature, time and pressure are examined by multi-factor test.
本文利用正交试验方法，针对污泥非丝状菌膨胀情况下膜生物反应器的运行状况进行了分析比较。
In this article, we studied on the operational aspects of MBR in the case of non-filamentous sludge bulking condition.
根据钛合金曲面数控铣削加工特点，利用正交试验法优化钛合金曲面开槽用球头立铣刀的几何参数。
Based on the features of NC milling on ti alloy curved faces, the geometric parameters of ball end mills for fluting on ti alloy curved faces are optimized by using orthogonal test method.
本文系对某铀矿下向胶结充填采矿集料配比优化，论述了利用正交试验寻求充填混凝土最优配比方法。
This paper presents the optimization of concrete materials for cement backfill mining in a uranium mine. It describes how to determine the backfill concrete optimizing proportion by orthogonal test.
在探讨单因素影响染色效果的基础上，利用正交试验法确定了棉织物活性染料冷轧堆染色的优化工艺。
On the basis of studying the dyeing performance influenced by single factors, through orthogonal experiment, the optimal process was determined.
利用正交试验研究了葡萄糖氧化酶、抗坏血酸和SSL - CSL对面团粉质特性和面条品质的影响。
The effect of the glucose oxidase and ascorbic acid and SSL-CSL on the farinograph properties and the noodle quality was studied by orthogonal tests.
利用正交试验研究了葡萄糖氧化酶、抗坏血酸和SSL - CSL对面团粉质特性和面条品质的影响。
The effect of the glucose oxidase and ascorbic acid and SSL-CSL on the farinograph properties and the noodle quality was studied by orthogonal tests.
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