1) variable expression
变量表达式
1.
This paper presents a research on the representation method of assembly constraints in die & mold structure design, and discuss the solving approach of assembly constraints based on directed graph and variable expression.
研究模具结构装配设计中装配约束的表示方法 ,并讨论基于有向图和变量表达式的装配约束的求解方法。
2.
The structural design and assembling design method of standardized parts and components in CAD system for progressive die was presented,with emphasis on the application of variable expression-based correlated technology in the assembling design for standardized parts and components.
介绍了级进模CAD系统中标准件的结构设计及装配设计方法,重点叙述了基于变量表达式的关联技术在标准件装配设计中的应用,实现了设计过程中的联动修改,提高了模具设计效率和再设计能力。
3.
This thesis introduces the principle of involute, forms the involute of gear by variable expression, makes the profile by the parameters and creates the involute gear through feature operations in the Pro/ENGINEER.
在Pro/ENGINEER中 ,建立了生成渐开线的变量表达式 ,通过参数化建模的方法 ,生成齿轮的完整渐开线轮廓 ,采用特征操作技术生成了渐开线齿轮的三维模
2) expression
[英][ɪk'spreʃn] [美][ɪk'sprɛʃən]
表示，表达式，表达
3) overexpression
过量表达
1.
The effect of overexpression of Hira on embryogenesis of Drosophila melanogaster;
Hira基因的过量表达对果蝇早期胚胎发育的影响
2.
Association between homebox B13 gene overexpression and invasion in endometrial adenocarcinoma;
子宫内膜癌细胞中同源盒B13基因过量表达与肿瘤浸润的关系
3.
Effects of Overexpression of HmgD on the Development of Drosophila;
过量表达HmgD对果蝇发育的影响
4) Expression quantity
表达量
1.
The effect of the recombinant bacteria seeds on the rEPA Expression quantity;
工程菌种子制备方法对rEPA表达量影响的研究
2.
The results showed that the expression quantity of subunit 7 was the highest and the expression quantity of subunit 1 was the lowest.
利用99G45/京771重组自交系F8的72个株系,对高分子量麦谷蛋白亚基表达量与全麦粉蛋白质含量、湿面筋含量、Zeleny沉降值和SDS沉降值间的关系进行了研究。
3.
Objective: To fulfill effectively gene therapy of hepatocellular carcinoma (HCC), human interleukin-12 gene was transferred targeting into hepatoma cell line HepG2 (ASGr+) via ASOR-PLL and was investigated the impactive factors of its expression to explore a way for solving the problem of low expression quantity of gene drug targeting to hepatoma cell.
根据表达量不同，用半定量RT-PCR、ELISA、Western blot方法筛选得到利于表达的最佳分子构形。
5) expression level
表达量
1.
Changes in expression level of heat shock protein 70 gene in Bemisia tabaci B-biotype (Homoptera:Aleyrodidae) under high temperature stress;
高温胁迫下B型烟粉虱热激蛋白基因hsp70表达量的变化
2.
The effect of phosphate, yeast extract and lactose on expression level of rhGH was determined by orthogonal test, and the influence of different starting glucose concentrations on rhGH expression level was also.
方法:应用T7启动子与ompA3引导序列构建分泌型表达rhGH工程菌,采用多因素正交优选法初步筛选培养基成分,进而考察葡萄糖对rhGH表达量的影响。
3.
The result showed that SLA-DRA, SLA-DRB gene expressed in heart, liver, stomach, spleen, kidney, lung, large intestine, small intestine, muscle, uterus, ovary in all times, the expression level of SLA-DRB gene is invariable but SLA-DRA was not, while their expression level was the lowest in 1 day, and reached the highest in 90 d.
结果表明:SLA-DRA、SLA-DRB基因在大白猪1,90,180,270,360天的心脏、肝脏、胃、脾脏、肾脏、肺脏、大肠、小肠、肌肉、子宫、卵巢共11个组织中均有表达,但SLA-DRB的表达量基本恒定而SLA-DRA表达量变化较大,两者都是在1天时表达量最低,90天时表达量最高,并且均是在免疫系统和消化系统持续高表达,比如脾脏、大肠和小肠等。
补充资料：变量与变量值
可变的数量标志和所有的统计指标称作变量。变量的数值表现称作
变量值，即标志值或指标值。变量与变量值不能误用。
变量值，即标志值或指标值。变量与变量值不能误用。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条