查询词典 modification

The surface of clay was modified by using octadecyl ammonium and the structure of clay after modification was characterized by using X-ray diffractometer , thermogravimetric analyzer and Fourier transform infrared .

为了使得硅酸盐片层同所有高聚物基体之间有相容性，通常需要将亲水性的硅酸盐表面转化成具有亲有机物质的性质，让许多工程高聚物能够插入。因此，用十八烷基胺改性粘土表面，改性后的粘土结构通过XRD、TG、FTIR表征。

The modification was nearly negligible in which the full adder cells are substituted by cells termed modified full adder and such design has not any additional critical paths inside the adders.

该设计改动微乎其微，通过将原有加法单元替换为一种改进的加法单元，对加法器原有关键通路无任何额外的时延影响。

GUIDANCE FOR THE CHARACTERIZATION OF THE GENETICALLY MODIFIED ORGANISM BY ANALYSIS OF THE FUNCTIONAL EXPRESSION OF THE GENOMIC MODIFICATION.

通过对基因改良功能表达的分析对基因改良有机体特性的指南欧洲标准

Coating matrix is coated to improve some of nature and modification; Functional coating matrix is not available given the performance of the functions which is not traditional coating.

结构涂层是指涂层提高基体的某些性质和改性；功能涂层是赋予基体所不具备的性能，从而获得传统涂层没有的功能。

This paper will give simple review about the ways to prolong effect of recombined protein pharmaceuticals such as chemical modification, gene fusion, point mutaion and delivery systems.

本文对几种多肽药物常用的长效改造方法如化学修饰、基因融合、点突变、制剂作一简单综述。

Part I Cbx4 promotes SUMO modification of DNA methyltransferase 3a Dnmt3a is one of de novo DNA methyltransferases in mammals, which are responsible for the generation of somatic methylation patterns during embryogenesis and gametogenesis.

第一部分：Cbx4促进DNA甲基转移酶3a的SUMO化修饰 Dnmt3a是哺乳动物中的一个起始性甲基转移酶，负责在胚胎发育和配子发生过程中创建各类细胞的甲基化谱式。

The CNC grinding wheel-dressing system is the key technique to improve the quality of gear cutter profile modification.

CNC砂轮修形系统是提高齿轮刀具修形质量的关键技术，对其进行系统与深入的研究，。。。

ABSTRACT The level of the gear cutter profile modification represents the level of the gear manufacturing technology in the country.

齿轮刀具的修形水平是一个国家齿轮制造行业技术水平的重要标志。

The CNC dressing system based 32-bit micro-computer, and the DNC dressing system developed in this paper plays an important role in the practical production, and it is helpful to study the gear cutter profile modification system deeply.

本文完成的基于32位工业控制机的砂轮修形CNC系统，以及分布式砂轮修形DNC系统，已获得推广应用，这对齿轮刀具修形系统的进一步深入研究具有促进作用。

In addition, preatment of starch such as gelatinization, acid modification or oxidization could also effect the graft copolymerization.

淀粉的预处理如糊化、氧化、酸解对接枝效果都有一定的影响。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。