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| Based on orthogonal test, the factors influencing the synthesis of di-n-propyl phosphite, such as reaction temperature, reaction time and molar ratio of reactant, were investigated. |
中文意思：
通过正交优化试验，考察了温度、时间和物料配比对二正丙基亚磷酸酯的合成收率的影响。 |
以下为相关句子列表(点击查看，可以看对应的解释）：
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Based on observations, Planck in 1900 figured that a heated body releases light of a given frequency, or color, in discrete amounts called quanta.
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1900年，普朗克根据实验的观察推论出，一个受热的物体在放出某种频率（或颜色）的光时，是以称为量子的不连续量放射。 |
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Based on observations, interviewing with original teachers, self-designed music activities curriculum checklistand self-designed music learning behavior observation lists, video analysis, research notes, etc, we found that all 15 students improved (1) Stu
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此研究结果也与研究者、五位协同研究教师在教学现场观察的「教学情境观察记錄」、「教师访谈资料」、「课程实施后省思札记」结果相互呼应，包括(1)15位国小特殊学生非常期待上音樂课，(2)受试学生之间互动比率增加，(3)音樂教学活动有利于其发音与口语表达，(4)音樂教学活动帮助其上课更为专注，(5)在语言沟通方面，其能哼唱歌曲、有较多的口语表达，在语言理解方面，其更能听从教师指令；(6)人际互动关系方面，其对自我较有信心，较愿意参与教学活动；在团体音乐活动时，较愿意在同侪面前表演；(7)在动作发展上，学生之视动 |
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Based on one dimension flow theory and Lagrange method, the correlation of speeding rate of particles under gas flow drag with the size of particles and the length of Laval nozzle used for the gas and solid two-phase separation test apparatus was studied.
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摘要采用一元流动理论和拉格朗日方法，研究了用于气、固两相分离试验装置的缩放喷管内，被气流拖曳的颗粒加速率与颗粒大小和缩放喷管长度的关系。 |
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Based on ore material sources, metallogenesis, occurrences, ore formation and wall rock alteration of gold ore deposits in the northest Jiangxi province they are classified into four types i.e. magmatic hydrothermal gold deposit, volcao-subvolcano hydroth
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依据成矿物质来源、成矿作用、矿床产出条件、矿石建造和围岩蚀变等因素，将赣东北地区岩金矿床划分为岩浆热液类、火山－次火山热液类、多源热液类和地下热（卤）水渗滤类等4类8型，分述了各类（型）金矿成矿地质特征，总结了沉积建造、构造和岩浆岩对区内金矿的控制作用，指出了赣东北地区金矿找矿方向。 |
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Based on organic matter degradation experiments performed on solid waste, a calculation formula to obtain the law of organic matter degradation in solid waste and method for parameter determination were proposed, and a settlement calculation model for sol
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摘要通过垃圾土有机物降解试验，提出垃圾土有机物降解规律的计算公式和参数确定方法，并推导了垃圾土沉降计算模型。 |
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Based on orthogonal test, the factors influencing the synthesis of di-n-propyl phosphite, such as reaction temperature, reaction time and molar ratio of reactant, were investigated.
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通过正交优化试验，考察了温度、时间和物料配比对二正丙基亚磷酸酯的合成收率的影响。 |
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Based on other materials, including pottery sherds, believed found with the slab, team concluded it is roughly 2,900 years old.
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根据其它材料,包括陶器碎片,以及这个石板,考察队推断了它的大致时间为2,900年前。 |
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Based on our experience, we provide profect logistic service to the customers, including transportation, costoms declaration, quality inspection, import and export permit, insurance, on-site survey,claim.
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在我们从事多年外贸工作经验的基础上，我们熟悉储运、报关、商检、进出口许可、保险、勘察、索赔等各个环节，我们为客户提供全方位的进出口业务服务。 |
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Based on our findings, it is suggested that modes that do and do not transmit should be taught, especially for people with lower education or dropouts in the military.
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根据本研究发现，建议从事军中爱滋防治教育时应同时宣导会传染与不会传染的途径，特别应针对教育程度低者或辍学生。 |
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Based on our own simulation results and results of some numerical simulation of single Fold structure by other investigators in recent years, the factors that affect single fold shapes and the variation of maximum principal stress and horizontal strain du
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本文结合近年来单层褶皱构造数值模拟研究进展，以及笔者近几年来对单层褶皱所进行的数值模拟实验研究，主要论述了单层褶皱变形的影响因素，单层褶皱变形过程中的最大主应力与水平应变的变化及其影响因素等。 |
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Based on our several major crowd of employment conditions, elaborated on China's employment status, trends and causes, and the employment of Chinese crux of the root causes into education and social re-education investment, neglect of human capital invest
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本文从我国几大主要人群的就业情况出发，阐述了我国就业问题的现状，趋势以及原因，把中国就业症结的根本原因归纳为教育和社会再教育投资不足、忽视人力资本投资和忽视劳动者基本权益，从中得出一条直线，教育——就业——经济，因而，只要我们大力投资教育和社会再教育，致力于学习型社会的建设，就业问题就得到缓解。 |
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