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- The physical and chemic characters of trichlorosilane were introduced. the fire danger was analysed from electrolysis, synthesis and tanks aspacts. the countermeasures were put forward. 介绍了三氯氢硅的理化性质及生产原理,从电解、合成、贮罐等方面分析了三氯氢硅生产的火灾危险性,指出了防火防爆对策及泄漏处理和火灾扑救方法。
- 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。
- 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。
- Relating to both physical and chemical properties. 物理和化学的与物理和化学特性均有关的
- 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。
- 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。
- Physical and chemical character of soil 土壤理化性质
- Camellia oleifera seed oil has some similar physical and chemical characters with the olive oil,so it's called “Eastern Olive Oil”. 茶油具有“东方橄榄油”的美称,其物理化学性质与橄榄油相似。
- The article introduces the specifications,physical and chemical characters of aquafortis,especially its commercial dilution technology. 介绍了浓硝酸稀释工业化的工艺方法、设备材料选择及装置运行情况。
- The results showed that autumn ploughing was more beneficial to improve the physical and chemical characters of soil than spring ploughing. 结果表明,秋耕地比春耕地更有利于维护草原土壤的理化性状,同时也更有利于作物的良好生长。
- Abstract: Objective:To produce diatrizoate-gelatin microspheres with controllable diameters and to study their physical and chemical characters. 摘 要: 目的:制备用于介入治疗的可显影、可控直径的固体栓塞材料--泛影葡胺明胶微球。
- Capsaicin's physical and chemical characters,its extraction,analysis and application in pest management are described in brief in the paper. 本文概括了辣椒碱的理化性质、提取方法和检测方法,并介绍了其在有害生物防治中的应用情况。
- This paper summarized their basic physical and chemical characters,physiological activities,isolation and toxicological study. 本文综述了其基本理化性质、生理功效、提取制备及安全毒理等。
- Keywords PEP;physical and chemic character;spleen index;thymus index;lymphocytes proliferation;gene expression;active oxygen radicals; 鬼臼多糖;理化性质;脾脏指数;胸腺指数;淋巴细胞增殖;基因表达;活性氧;
- This project was conducted to study the influence of spring and autumn ploughing on the physical and chemical characters of soil and the change of moisture content in farmland. 分析了土壤理化性质及土壤含水率季节动态,研究了春耕与秋耕分别对草原土壤理化性质的影响。
- The comparative studies on the influence of rotational grazing and continuous grazing on the physical and chemical characters of soil was conducted in desert steppe of Stipa breviflora. 在短花针茅荒漠草原对比研究了划区轮牧和自由放牧两种放牧制度对草地土壤理化性状的影响。
- Aiming at the physical and chemical characters of heavy oily sludge and starting from the study of residual oil thermal value of the oily sludge, incinerating treatment has been carried ou... 针对稠油含油污泥的理化性质,从含油污泥的残油发热量研究开始,利用含油固形物的发热量进行焚烧处理,实现污泥的减量化和无害化,建立含油污泥处理的核心技术方法,为含油污泥的处理提供科学依据和技术支持。
- Rice bran oil was mainly composed of oleic acid, linolenic acid, and citric acid, which belongs to semi-dry oil, and can provide ideal physical and chemical characters to paint as binder. 米糠油主要由油酸、亚油酸和棕榈酸组成,属半干性油,具有了作为涂料基料的良好理化特性。