Design of test system for gel propellants and processing measures after tests 凝胶试验系统的设计及试后处理工艺
This article has summed up the design of the test system for gel propellants and the processing measures after tests during the different phases of the development of the gelled propellant. 总结了凝胶发动机不同研制阶段相对应的试验系统以及系统试后处理工艺。
Small-tubing precipitin test techni-que and agar gel diffusion technique were employed in antigen-antibody reaction tests, and gave good results indicating that the antisera so pre-pared produced fairly high titres. 抗原&抗体反应用小管沉淀反应技术及琼脂扩散技术,均获得良好效果,反映制备出的RDV抗血清具有相当高的效价。
Objective To explore the feasibility of single-cell gel electrophoresis ( SCGE) as one of lab tests to examine DNA breakage for the diagnosis of Fanconi anemia ( FA). 目的报告1例经单个细胞凝胶电泳(SCGE)证实存在DNA断裂的范可尼贫血(FA)患儿,探讨SCGE作为FA实验诊断依据之一的可行性。
Methods: Gel clot and kinetic turbidimetric technique of limulus tests were applied. 方法:采用凝胶法和动态浊度法鲎试验。
This paper describes the test method based on coating a kind of liquid silica gel on the surface of soil specimens in dynamic triaxial tests for eliminating the membrane penetration effect. 本文介绍在震动三轴试验中,采用试件表面涂液体硅橡胶的方法以消除橡皮膜顺变性的影响。
To the potyvirus group. The sap from infected tissue and purified virus preparation strongly reacts with antiserum against zucchini yellow mosaic virus ( ZYMV) in SDS-agar gel double diffusion tests. 染病组织粗汁液和提纯病毒制备物在SDS双向免疫扩散试验中与小西葫芦黄花叶病毒抗血清发生强烈的免疫沉淀反应;
The influence of thermal ageing on the crosslink density, relative number of crosslinking bonds ( RNB) and percent gel are studied by high temperature accelerated ageing tests. 本文用高温加速的方法研究热氧老化对丁羟基复合固体推进剂交联度、相对交联度和凝胶百分数的影响。
Method The influences of non-buffer and different buffers ( phosphate buffer solution and Citrate buffer solution) on the stability of povidone-iodine gel were investigated by accelerated tests at 30 ℃ and 40 ℃. 方法采用30℃和40℃加速试验考察无缓冲溶液和不同缓冲溶液(磷酸盐缓冲溶液,枸橼酸盐缓冲溶液)对聚维酮碘凝胶稳定性的影响。
We selected the active components from V. yedoensis Makino by column chromatography on silica gel, accompanied with the antibacterial activity tests. 然后采用柱色谱分离纯化与抑菌活性测定跟踪相结合的研究方法来筛选活性成分。
The bioactive substances were purified through adsorption chromatography, gel chromatography and so on. The purity tests of HG-1 and HG-2 by TLC, analytical HPLC and chemical methods proved that they were both single substance. 用吸附色谱法、凝胶过滤色谱法等方法对该活性成分进行分离和纯化,并用高效液相色谱法、薄层色谱法和化学方法对其纯度进行检验,得到2个纯物质HG1和HG2。