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- Keywords Sperm selection technique;Cryoprotectant;Human sperm;Acrosome reaction;Acrosin activity; 优选;冷冻保护剂;人类精子;顶体反应;顶体酶活性;
- Sperm selection technique 优选
- Objective To study the effect of selection technique on sperm acrosin activity and its association with the fertilization rate of IVF. 方法采用分光光度比色法,对接受IVF治疗的53例不育夫妇男方精液,分别测定优选处理前和处理后精子顶体酶活性,分析其与IVF受精率的相关性。
- In the paper, first of all, a model selection technique between two empirical Bayes models for categorical data in manufacturing is proposed. 摘要:在本篇论文中,首先我们提出一个对于制程中的类别资料在两个经验贝氏模型中的模型选取技术。
- SUN Jing, TANG Can-Ming, YUAN Xiao-Ling, ZHU Xie-Fei, ZHANG Tian-Zhen. Selection technique for transgenic Bt cotton using Kanamycin as an indirect iden-tification marker. Acta Gossypii Sinica, 12(5): 270-276. 孙敬;唐灿明;袁小玲;朱协飞;张天真.;利用卡那霉素间接鉴定法进行大规模的棉花转基因育种技术
- The paper adopts STD bus and modular structure and uses sequence identification wire selection technique to correctly locate the fault lines and indicate with language alarm,light and digitals. 采用STD总线和模块式结构,以时序鉴别法选线技术,准确定位故障线路,并发出语音报警、灯光及数字显示。
- Using marker assisted selection techniques, plant breeders have managed to overcome these two problems, by developing canola oil which has high oleic acid content. 植物育种家利用标记物选择技术,通过培育出油酸含量很高的菜籽油,已经解决了上述两个问题。
- The male sperm fertilizes the female egg. 雄性的精子使雌性的卵子受精。
- General Random Audit Sample Selection Technique 全面随机审计选样方法
- Inheritance of resistance belong to additive effects and is controled by additive genes.It can transform through backcrossing and selection techniques of screening. 玉米灰斑病的遗传属数量遗传,且主要受累加基因控制,并可以通过回交和轮回筛选转移。
- intelligent code selection technique 智能码选择技术
- Keywords Sperm;Selection techniques;Asthenospermia and sperm motility; 精液;优选技术;少弱精子症;
- See Selecting Tables and Their Components to learn about cell selection techniques. 请参阅选择表格及其组件以了解有关表格选择技巧的信息。
- In this paper, we analyze these peculiarities, and conduct experiments on a corpus of 1000 web page to contrasts three feature selection techniques for dimensionality reduction of the feature space. 本文分析了网页内部特征,并在1000篇网页规模语料岸的基础上,通过试验对比了三种特征选择方法对高维特征向量空间进行降维的效果。
- That shop has a fine selection of cakes. 那家商店有各种精美的糕点供我们选择。
- This is the largest sperm whale in the world. 这是世界上最大的一头巨头鲸。
- It or its corresponding nucleoside or nucleotide may be prepared from DNA by selective techniques of hydrolysis. 借着水解的挑选技术,可从去氧核糖核酸制备胞嘧啶或相关的核或核酸。
- That store has a good selection of furniture. 那家店有很多家具可供挑选。
- The selection was weighted against me. 那次选拔对我不利55。
- Only one sperm fertilizes an egg. 只有一个精子使卵子受精。