查询词典 locus

An allele that, in a heterozygote, prevents the expression of another allele at the same locus.

杂合体生物与显性纯合体生物具有相同的表现型。

The frequency of TNFβ+252 locus GA heterozygote may be related to the prognosis of SARS.

结论TNFβ+252位点的基因多态性与严重急性呼吸综合征发病易感性无关，但TNFβ+252位点G/A杂合子频率与严重急性呼吸综合征的预后有关。

In stable lines, the dhfr locus can be visualized in the form of a homogeneously staining region.

在稳定系里，dhfr位点能以同种链区城的形式被形象化。

There were totally 22 alleles of these microsatellite loci, and the number of alleles per locus ranged from 2 to 6. The average homozygosity, average polymorphism information content and average heterozygosity was 41.67%, 0.488 and 0.5833, respectively.

对这6个位点的扩增产物进行分析，结果显示：6个位点共检测到22个等位基因，每个位点的等位基因数从2个到6个不等；平均基因纯合率为41.67%，平均多态信息含量为0.488，平均杂合度为0.5833。

Homozygosity for a haplotype that was identical by descent between two of the affected individuals identified a locus for the disease gene within a 17.4 Mb interval on chromosome 15, a region containing 296 genes.

对两个受累个体完全相同的遗传单倍型纯合性分析发现，疾病基因的基因座在第15号染色体17.4 Mb的区间内，该区域包含296个基因。

After three generations, several signal locus and homozygote lines for each expressing vector have been obtained.

以上三种重组质粒转入农杆菌GV3101中，并利用真空抽滤法导入拟南芥中，经50mg/L的潮霉素抗性筛选，得到T4代单拷贝插入纯合子植株。

The paper introduces a mining method of hydraulic powered shield supports on single leg sustain in deeply inclined coal seams with the indication of the support structure,support move locus,roadway layout and mining technology,and the developing direction of this method in future.

介绍一种在大倾角煤层中开采的采煤方法———单腿支撑式柔性掩护支架采煤法，并从支架的结构、支架运行轨迹、巷道布置以及回采工艺等诸方面进行了阐述，提出了该采煤法今后发展的方

Theorem 2: the locus of foot point of the perpendicular line of between the origin and the tangent line of the cylindrical spiral is on the simple leaf camber hyperboloid of one sheet .

定理2 由坐标原点至圆柱螺线的切线所引垂线的垂足轨迹在单叶双曲面上。

Locus of points on a surface where the illuminance has the same value.

某一表面上具有相同照度的点的集合。

According to analysis of roots locus,fast excitation tends to decrease damping of power systems which is controlled by AVR than slow excitation.But eigenvalues of power system are far from imaginary axis and strong damping is obtained when fast excitation system is added.

在高放大倍数的AVR控制下，快速励磁较慢速励磁更容易恶化系统阻尼；但是在同时附加励磁控制的情况下，快速励磁可使系统的机电模式根轨迹远离虚轴，机电模式阻尼较大；而慢速励磁下，系统机电模式根轨迹接近虚轴，机电模式阻尼较小，快速励磁优于慢速励磁。

In the chapter 2, the theoretic knowledge about the photosensitive resin and the grinding tools was firstly introduced.

第二章阐述了光固化树脂结合剂磨具的相关理论研究。

Do not use the program's indenting or margin-setting features; these will be added during typesetting.

不要使用缩排，页面边缘设置之类的选项，偶看不大懂。