锤头

CrNiMo耐磨铸钢及在锤头上的应用

Cr Ni Mo Wear resistance Cast Steel and Application for Hammers

锤头状核酶对短片段雄激素受体mRNA的体外切割作用

Cleavage of short fragment of androgen receptor mRNA by hammerhead ribozyme in vitro

大型锤头的CO2气体保护焊修复

Co_2 repair welding for heavy hammerhead

钢基SiC颗粒增强复合材料耐磨锤头的研制

The Development of Wear Resistant Hammers of SiC p / Steel matrix Composites

锤头状核酶RCP对HBV的P基因体外转录物的作用

Effect of hammerhead ribozyme ( RCP ) on HBV P gene in vitro

丁型肝炎病毒基因组RNA包埋锤头状核酶的活性研究

Investigation on activities of hammerhead ribozyme embedded in genomic RNA of hepatitis delta virus

作用于HBV（adr亚型）RNA的tRNA-包埋锤头状核酶的研究

TRNA embedded Hammerhead Ribozymes Mediate Destruction of HBV ( Subtype adr ) in vitro

抗HIF-1αmRNA锤头状核酶设计及其基因克隆

Design of a hammerhead ribozyme targeting HIF-1 α mRNA and cloning of its gene

特异性切割c-myc基因mRNA锤头状核酶抑制血管平滑肌细胞增殖的研究

Inhibition of Vascular Smooth Muscle Cell Proliferation by Hammerhead Ribozyme that Specifically Cleaves C-myc mRNA

锤头状核酶对不同长度MDRlmRNA的体外切割

Hammerhead ribozyme-mediated cleavage of mdrl mRNA with different length

采用CO2硬化水玻璃砂无箱立浇串铸工艺，设计工装，可以获得优质健全的锤头产品。

The perfect hammer head can be obtained by designing technological equipment , using vertical pouring and string casting process in CO2-sodium silicate sand .

固定化锤头状ribozyme的初步研究

Preliminary Studies of Immobilized Hammerhead Ribozyme

结论特异性切割AR的锤头状核酶在体外对底物RNA有良好的切割活性，为应用核酶阻断雄激素受体基因表达奠定了基础。

Conclusion The specific anti-AR hammerhead ribozyme could cleave the substrate efficiently in vitro , and its activity against AR would be studied further in cell culture .

肝内胆管癌hTR反义RNA及锤头状核酶基因真核表达载体的构建

Building antisense RNA gene and hammerhead ribozyme gene sequence in the liver inside bile duct cancer cell into the real expression vector

45钢制3t锤头热处理工艺设计

Design of Heat Treatment Process for 45 Steel 3t Hammer

锤头状核酶调控CD95介导小鼠皮肤成纤维细胞凋亡

Modulation of CD95-mediated apoptosis of mouse skin fibroblast cells by hammerhead ribozyme

锤头状核酶降低小鼠胰岛细胞经CD95途径的凋亡

Hammerhead ribozyme reducing the apoptosis of mouse islet cells via CD95 pathway

目的设计一个抗缺氧诱导因子1α（HIF-1α）mRNA的锤头状核酶，并构建它的基因表达载体，以便用于肿瘤的基因治疗。

Objective To design a hammerhead ribozyme targeting HIF-1 α mRNA and clone its gene into an expression vector for future use in the study of tumor gene therapy .

锤头状核酶抑制Raji细胞表面主要组织相容性复合物Ⅱ类抗原的表达

Inhibitive effect of hammerhead ribozyme against C ⅱ TA on the expression of MHC ⅱ on Raji cells

针对HBV基因组设计了三种锤头状核酶&RS3、RC2和RC1。

Three hammerhead ribozymes ( RS3 , RC2 and RC1 ) targeting to the HBV genome have been designed .

抗Caspase-7锤头状核酶在原代肝细胞内的切割活性研究

Research of cleavage activity of hammerhead ribozyme targeting caspase-7 in primary cultured liver cells

根据锤头结构ribozyme的能量变化模型，对抗HPV16E7－ribozyme和靶RNA在痘苗表达体系及稳定表达体系中的相互作用，进行计算机模拟分析。

According to the hypothetical energy profile for hammerhead ribozyme , we also analyze the interaction of this ribozyme and target RNA in vaccinia-expression system and stable-expression system .

目的设计并合成抗小鼠半胱氨酸蛋白酶-7（caspase-7）的锤头状核酶，并对它们的体外表达与体外切割活性进行研究。

Objective To design hammerhead ribozymes against mouse caspase-7 and to study their expression and cleavage activity in vitro .

方法根据Symons的“锤头结构”，以人TIMP－1的mRNA为靶RNA，用计算机对其可能成为核酶切割位点的部位进行分析以寻找最佳切点；

To acquire the transcription vector of ribozyme in vitro . Methods The TIMP - 1mRNA was taken as the target RNA . Ribozymes were designed according to the " hammerhead structure " described by Symons .

目的：研究用丁型肝炎病毒（HDV）作为载体携带乙型肝炎病毒（HBV）特异性的锤头状核酶所构建的重组体，在细胞体系及转染动物模型中对HBV基因表达和复制的影响。

Objective : To study the effects of hammerhead ribozymes delivered by hepatitis delta virus ( HDV ) targeted on hepatitis B virus ( HBV ), in cell culture and an animal model , on the HBV gene expression and replication .

为了验证它的可靠性，在1000J下锤头微动式电液锤上对其进行了实验。

In this paper , the author proved its reliability by means of experiment on the 1000J hydraulic hammer .

该机器锤头冲击力可达到30t，代替大锤、风镐，是水泥混凝土的克星。

The impulsive force of the hammer of the Machine can reach30T , to replace the big hammer , and air pick , which can well treat with the cement concrete .

在已发现的核酶中，锤头状核酶最据代表性，因为它结构简单、分子小、易于设计、合成及转移，并且对底物RNA序列的要求不像发卡型核酶那样严格。

In all discovered ribozymes , the hammerhead ribozyme is the best representative , because it has many excellences including simple structure , small molecule , being apt to design , synthesize and transfer , further more it doesn ` t like hairpin ribozyme that has specifical to its substrate .

根据锤头状核酶的作用模式，设计、合成并克隆了特异性切割马铃薯卷叶病毒（PotatoLeafrollVirus，PLRV）中国分离株（PLRV-Ch）复制酶基因负链RNA的二价核酶序列。

Based on the functional model of the hammerhead RNAs , a divalent ribozyme was designed for cleavage of Potato leafroll virus ( PLRV ) RNA , targeting at two sites on the negative strand of PLRV replicase gene .

多锤头破碎机（Multiple-HeadBreaker，简称MHB），是我国近年来日益广泛应用的一种旧水泥混凝土路面碎石化设备，其相应工艺也越来越完善。

The multiple-head breaker is a new type of equipment which is introduced into China for several years and used increasingly on highway projects , its technics is more and more mature .