筛选

A RAPD molecular technology for detection of genetic variation of Oncidium was established through the improvement of DNA extraction methods and selection of random primers and RAPD reaction conditions.

通过对DNA提取方法的改良，随机引物的选择、RAPD反应条件的筛选，建立文心兰品种变异RAPD分子标记检测技术。

Twenty-four media were used to investigate suitable condition for Oncidium shoot tip differentiation,growth and micro-propagation.

以文心兰离体茎尖和顶芽为材料，运用正交实验筛选出诱导球茎和芽的最佳培养基。

Through above research, it was tried to find the main factors and improve the propagation coefficient and build up the superior regeneration system in Oncidium in the paper.

以期筛选出最优技术参数组合，提高丛生芽增殖系数，建立文心兰最优再生体系。

In this study, we have identified and characterized a histone H2A variant h2af1o in fish, and revealed its oocyte-specific expression pattern during oogenesis and embryogenesis.

他们在筛选到一个卵母细胞核心组蛋白H2A变体cDNA的基础上，首先分析确定了其卵母细胞特异表达的模式，接着观察到该蛋白在卵子发生过程中的磷酸化修饰作用。

The main ecological environment problems in opencast coalmine were analyzed in detail, and landslide, soil erosion and heavy metals were screened out as risk sources.

详细分析露天煤矿区的主要生态环境问题，筛选出矿区滑坡、水土流失和重金属为主要风险源。

Through to the simulation of the model, we can analyse enterprise's optional selection tactics set and corresponding selection cost value, and the candidate quantity that may attracted under the tactics when the rival's selection tactics change. The model can offer intelligent decision for the enterprise to optimize CIO selection mechanism and change the tactics of selecting.

分析了企业CIO甄选机制的内涵，根据定性建模方法和博弈论有关原理，基于CIO人力资本与企业的博弈行为构建了企业CIO甄选筛选博弈模拟模型，并对模拟结果进行了分析，研究构造企业CIO甄选机制时应考虑的因素，以合理设计企业CIO过滤功能，实现对CIO人力资本完全成功的分离均衡。

Methods The clinical data of patients with MODS were collected and analyzed prospectively. Seven indicators were screened out to assess the functions of seven organs. Each indicator was scored from 0 to 4 points, with the 0 point representing the normal organ function, and 1 point to 4 points representing the dysfuntion to failure of the organ.

收集MODS临床资料，通过统计分析筛选出反映脏器功能的指标并赋予各指标反映病情严重程度的等级分值，分值范围为0～4分， 0分表示脏器功能正常， 1～4分表示脏器功能障碍至衰竭，据此建立MODS病情严重度评分系统。

As an application of the above research, a NC oriented freeform surface modeling software has been accomplished. A surface modeling module, a mesh points selection module, an NC programming module and a graph display module is provided, including a friendly interface.

在以上工作的基础上，开发了面向数控加工的自组织曲面数字化建模软件系统，提供了曲面建模、型值点筛选、数控编程、图形显示等模块和友好的用户界面。

In view of this, the Orrin Bell's animal nutrition expert, passes through massive feeds the experiment and formula screening, develops "green valuable" the green highly effective compound pre-mixture especially.

鉴于此，奥林贝尔的动物营养专家，经过大量的饲喂试验和配方筛选，特研制出"绿宝"绿色高效复合预混料。

Experiment of the third part use the first part"s production as carrier, selecting Geotrich candidum and Candida tropicalis of higher production of protein also selecting producing the cellulose enzyme Bacillus subtilis FS and Lactobacillus bulgaricus by ourselves separated, design orthogonal test and a series of single factor experiment, finally assurancing the inoculation quantity of four strains germ, is Geotrich candidum 5%, Candida tropicalis 5%,Bacillus subtilis FS 5% of FS, Lactobacillus bulgaricus 3%, the most suitable development temperature is 30 "C , the development time is 15 days.

实验的第三部分是以第一步共培养所得的培养物为载体，选择产蛋白量高的白地霉、热带假丝酵母及本室筛选的产纤维素酶芽孢杆菌FS和自行分离的保加利亚乳酸杆菌，设计正交实验和一系列单因素实验，最终确定了四株菌的接种量，分别为白地霉5%，热带假丝酵母5%，FS5%，保加利亚乳杆菌3%，最适培养温度为30℃，培养时间为15天。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。