selection的例句大全

The Ka/ Ks value of the duplicates was significantly greater than 1, indicating that GAGE family is under positive selection.

用两种方法计算了GAGE各拷贝间的Ka/Ks值，结果为显著大于1，表明该基因家族受到正选择作用。

On Design Plan Selection of Sewage Main Pipe of Combined Sewage Treatment Works

合流制系统污水厂的污水总管设计方案比选沿踢脚板铺设的管道

Genetic transformation in Bacillus pumilus ⅰ. selection of the competent strain

短小芽孢杆菌的遗传转化&Ⅰ.感受态菌株的筛选

The two divergent strains were crossed to establish a conventional F2 segregating population and further a two-way recurrent selection and backcross ( RSB) population.

选择的两个酵母菌株杂交后生成传统的F2群体并随后建立了多世代的双向重复选择回交（recurrent selection and backcross，RSB）群体。

Selection of Optimun Operating Mode of Backpressure Turbine with Post Turbine

背压式汽轮机加装后置式汽轮机后最佳工况的选择

Homozygous tetraploid is a relatively balanced system, the continued selection is invalid.

纯合的四倍体是一个相对平衡的系统，继续选择是无效的。

The direct current output characteristics of the main supply and the selection of the ballast resistor greatly affect the glow discharge stability and the output power.

主电源直流输出特性及限流电阻选择对放电稳定性及功率输出影响很大。

The selection of appropriate materials to repair bone deficiency in the revision of total hip arthroplasty requires an understanding of the special bioactivity of the materials.

只有了解骨缺损修复材料的生物活性特点，才能较好地选择合适的骨缺损修复材料。

Discussion on EMC Measuring Technique& Selection of Receiving System Sensitivity and Receiver Bandwidth

电磁兼容性（EMC）测试技术探讨&接收系统灵敏度和接收机带宽的选择

This paper describes the principle and process flow of preparation of detergent and cleanser from waste acid liquor generated in the production of barium titanic oxalate, the selection of aids and their dosage, and the achieved economic and social benefits.

介绍了利用草酸氧钛钡生产过程中产生的废酸液配制除污除垢剂的原理、助剂的选择和加入量、工艺流程及取得的经济效益和社会效益。

Selection and mounting of power cable and termination used in 10 kV ring mains unit

10kV环网配电柜中电缆及电缆终端的选取和安装的若干问题

It was shown that appropriate selection of sharpening capacitor and circuit inductance would decrease the current-pulse length without any harm to the thyratron.

适当选择锐化电容和回路电感量，可以使放电电流脉冲变窄而又不加重闸流管的负担。

Selection of Sulfur Recovery Process Scheme Completed with Shell Coal Gasification

壳牌煤气化配套硫回收工艺方案的选择

It will give selection of pipe truss string structure chord and web member provides important design basis.

对管桁结构弦腹杆选取提供了重要的设计依据。

In this paper, a course selection model based on integer programming is studied.

研究了一个由整数规划所描述的选课模型。

【 Objective 】 Single segment substitution lines ( SSSLs) each with only single chromosome segment from a donor under the same genetic background as the recipient were developed in rice by advanced backcrossing and molecular marker-assisted selection.

目的单片段代换系（SSSL）是通过高代回交和分子标记辅助选择构建的，只含有来自供体亲本的一个染色体片段，遗传背景与受体亲本相同的品系。

This article mainly discuss the structureal features and material selection for zero leakage Y type bellows seal globe valve which used on high temperature and high pressure pipe line.

介绍了适用于高温高压管线的无泄漏Y形波纹管截止阀的结构特点及材料选用。

Detail Vector Selection Method Based on Human Vision's Contrast Masking Effect

一种基于反差掩膜效应的细节数据筛选算法

Selection and evaluation on liver transplantation in end-stage of disease of biliary system

胆系疾病终末期行肝移植的适应证选择及评价

The analysis taking booster charge design of columnar explosive device as the example shows that parameter selection method of booster charge is feasible.

以柱形爆炸器传爆药柱设计为实例，说明此套传爆药柱参数选择方法是可行的。