查询词典 in situ

The function of the addition of co-substrate ethanol was to in-situ regenerate NADH. A mathematical model was derived, in which, two substrates were catalytically reacted in sequence. The model was applied to the system involving the reduction of 2'-chloroacetophenone to R-2'-chloro-1-phenyl-ethanol by S.

深入研究了在乙醇存在下生物还原过程中酵母细胞内NADH、NAD〓、NADPH及NADP〓浓度的变化规律，发现胞内NADPH浓度迅速降低到零，而NADH浓度始终维持在较高水平，证明了用于底物还原反应的辅酶是NADH，辅助底物乙醇的加入有利于实现辅酶Ⅰ的原位再生。

A kind of in-situ measurement method is introduced in this paper, by which the radioactivity in the clayey sand of ground surface contaminated by radioactive particulates can be investigated.

本文简要介绍一种对放射性微粒污染的地表砂土中放射性核素活度的就地测量方法。

In order to investigate the changes of HSF2 mRNA expression and its role in germ cell apoptosis induced by heat stress or a high of testosterone undecanoate,we established the operation induced unilateral cryptorchid and TU injected monkey models,and examined in situ analysis of testicular cell DNA fragmentation and the expre ssion level of HSF2 mRNA in germ cells after treatment.

为了探讨HSF2mRNA在热应激和超生理剂量睾酮诱导恒河猴生精细胞凋亡中的表达变化，我们建立了手术诱导单侧隐睾和注射大剂量 11酸睾酮恒河猴动物模型，应用 3′末端标记分析和原位杂交方法，检测睾丸细胞的凋亡信号和HSF2的表达变化。

In order to gain higher magnetic performance and solve air pollution problems in extraction process of Fe-Cr fibers,cupreous body of Cu-13Fe-2Cr in situ composite materials were corrupted by using chemical extraction .

为解决Fe-Cr纤维提取过程中容易造成空气污染的问题，使得到的纤维具有较高的磁学性能，采用化学萃取法腐蚀掉Cu-13Fe-2Cr原位复合材料中的铜基体，制备了Fe-Cr金属纤维；通过调整硝酸与双氧水比例抑制NO2的产生；通过改变清洗方式使纤维具有较高的磁性。

In this paper,reactive extrusion was used to prepare flame retardant PA6 with in-situ formed melamine cyanurate from reaction of melamine and cyanuric acid carried out in twin-screw extruder.

采用反应性加工技术实现了三聚氰胺氰尿酸盐的原位制备及阻燃尼龙6(PA6)复合材料的一体化制备。

In order to understanding the decomposition behaviors of natural gas hydrate in situ,the experiments of methane hydrate decomposition by depressurization in quartz sands of 40 to 20 mesh were carried out.

为了解自然赋存条件下天然气水合物的分解性质，本研究在20～40目石英砂中进行了甲烷水合物降压分解实验。

In this thesis, researches have been made on the structure of membrane protein and the process of protein aggregation and disaggregation by employing the two advantages of atomic force microscopy : nanometer resolution in liquids and in situ observation following a biological dynamical process during a long period. This thesis consists of four parts.

本论文利用原子力显微镜能够在溶液中观察生物大分子的结构并可以达到纳米级分辨率和能够在近生理的环境中对生物样品的活性过程进行跟踪观察的两大优势分别对膜蛋白的结构和蛋白质积聚、解聚的过程进行了研究。

This paper reviewed the principle of electrokinetic in situ remediation of contaminated groundwater and soils by electrokinetics and its newest advances in research and applications, expatiated on the advantages of this technology over other technologies, pointed out the obstacles to overcome in using this technology, and discussed the possibilities in full-scale commercial applications.

综述了电动力学修复技术原理及近几年来其在重金属修复中的最新研究进展，阐述了电动力学修复技术相对于其它修复技术的优势，并指出了电动修复技术中需要克服的技术障碍，探讨了其大规模商业应用的可行性。

To determine whether the same molecular mechanisms are inoled in the formation process, the expression pattern of transcription factors regulating endoderm and gut deelopment in the mouse embryo was examined by in situ hybridization and compared with in io expression.

为了证明在成形过程中是否也具有相似的分子机制，我们通过原位杂交同体内表达比对的方法来检查小鼠胚胎中调节内胚层和肠道发育的转录因子的表达模式。

Dust particles are investigated in the dissertation are created in situ in RF discharge of mixture reactive gases of silane and ethene.

本文所研究的尘埃颗粒是利用等离子体增强化学反应法原位生成的。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐