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- Conclusion There were relationship between the physical chemical character and the lag time of PRT. 结论：脉冲控释片的理化性质与其脉冲释药机理有一定相关性。
- Methods: Compare study develops between hogwash oil and edible oil and wants to find especial,discriminating,physical and chemical character in laboratory. 方法:将潲水油与正品食用油进行对照研究,寻找潲水油特有的可在实验室进行检测的理化指标。
- The article introduced the physical chemical properties of the polyglycerol. 介绍了聚合甘油的物理化学性质。
- In this paper, based on the general physical and chemical character of MTG, several satisfied methods was decided after studied on using high centrifugation, ammonium sulfate precipitation, alcohol precipitation, acetone precipitation to separation MTG. 本文根据微生物谷胺酰胺转胺酶的基本理化性质，先后采用了高速离心、硫酸铵盐析沉淀、乙醇沉淀、丙酮沉淀等方法，对微生物谷胺酰胺转胺酶的初步提纯工艺进行了研究讨论，确定了该酶不同用途的初提方法，并为该酶的进一步纯化做好准备。
- Sewage sludge contains abundant plant nutrition, which could improve the physical and chemical character of the soil while applying sewage sludge into the crop land and increase the yields. 城市污泥中含有大量的植物营养元素,其土地利用能改善土壤的理化性质,提高作物产量,减少污泥对环境的二次污染,从而实现污泥的资源化、无害化、稳定化和减量化处置目标。
- Based on a series of experiments ,a satisfactory physic chemical method was selected for clarification of crude sulphate turpentine. 对粗硫酸盐松节油的净化方法加以探讨,总结出较为理想的化学-物理净化法。
- The chemical character and surface profile of the polymer film was studied using FTIR and SEM. 利用红外光谱法(FTIR)、扫描电镜(SEM)对该聚合膜进行了化学成分和表面形貌的分析。
- The monitoring carded out at each ECN site covers a range of physical chemical and biological measurements. 在每一个环境变化网络地区进行的监控都包括一定范围的物理、化学及生物测量。
- Soil physic - chemical character 土壤理化性状
- Effect of vinegar pickling on physical and chemical characters of Lateolabrax japonicus were investigated. 研究了醋渍处理对养殖鲈鱼理化性质的影响及变化规律。
- Since its chemical character is very active, Mg alloy is prone to oxidation and burning, which makes it impossible to be melted and cast in air. 但由于镁的化学性质活泼，非常容易氧化、燃烧，导致镁合金无法在大气条件下直接进行熔炼和浇注。
- The research progress of physical chemical properties,production and application of xylo oligosaccharide is introduced in this article. 文章着重介绍了低聚木糖的理化特性、生产以及应用等方面的国内外研究进展,并简要介绍了课题组的一些研究工作进展。
- It has been preliminary studied by analysed the changes of physical chemical condition of auriferous fluid caused by hydrothermal boiling. 仅从热液沸腾造成含金热液物理化学条件改变的角度对这一关系进行初步探讨。
- No matter how intimately you know the chemical character of H2O, it does not prepare you for the character of a whirlpool. 不论你多么确切地了解H2O（水的分子式）的化学特征，它都不会告诉你任何有关漩涡的特征。
- Correlation analysis among metallic elements and part of physical chemical parameters showed their relatively interdependency. 对金属元素及部分理化参数的相关分析表明其间的相关性较显著。
- Surface physical chemical properties of tissue-engineered materials are greatly important for histocompatibility of the materials. 组织工程材料的表面物理化学性质对材料的组织相容性有着重要影响。
- Magnesium oxide as a bonding, provide a unique chemical character with only little temperature occurred during grinding, can reduce the deformation of work piece. 以氧化镁为结合剂,因具有独特化学性质研磨时发热极少,可降低研磨时工作物变形。
- Because of similarity of chemical character,Zn and Cd give birth to accompany always,go to the plant by soil,then endanger the human health through the food chain. 由于化学性质相似,锌、镉在自然界总是伴生、伴存而造成伴随危害,经土壤到植物,继而通过食物链危害人类健康。
- In this report, the composition of amino acid, oil and its physical and chemical characters in mulberry seeds were determined and analyzed. 摘要测定了桑籽中氨基酸的组成和桑籽油脂肪酸的组分及理化特性指标。
- The investigations focus on physical chemical methods of improving the stability and discharge performance of super-iron battery with cathode of barium ferrate. 目前,提高高铁酸钡稳定性、改善以高铁酸钡为阴极材料的超铁电池放电性能为主要研究热点问题。
