查询词典 sperm sac

This will assist men preparing to procreate with information about the best time period for their sperm to impregnate.

藉以协助准备生育的男性掌握自己精子的最佳受孕时间。

In one study, more than 80% of the samples from infertile men had reduced sperm motility.

一项已发表的研究表明，约80%不育男性精子的运动能力都呈现不同程度的下降。

Objective To investigate the effect of anti-sperm antibodies on infertile sterile and miscarriage patient.

目的 为探讨抗精子抗体在不孕不育流产中的作用。

Weirder still, a woman could conceivably use sperm made from her bone marrow to inseminate her own eggs.

更不可思议的是，一个妇女可以用自己的骨髓培育出的精子使自己的卵子受精。

Using pellet and tubule sperm to inseminate test that freezing diluents and thaw liquids made by ourselves.

采用自制冷冻稀释液和解冻液配方，对自制的颗粒冻精和细管冻精进行人工授精试验。

And some scientists doubt that Nayernia's engineered sperm could ever be functional enough to inseminate an egg successfully.

纳耶尼亚的研究已经使一些伦理学家感到大为惊讶，况且一些科学家怀疑，纳耶尼亚所培育的精子可能会功能有限，难以成功地使卵子受精。

Subsequent DNA tests suggested that doctors at New York Medical Services for Reproductive Medicine accidentally used another man's sperm to inseminate Nancy Andrews' eggs.

随后的DNA检测显示纽约医疗服务中心负责生殖药物的医师意外地使用了另一个男人的精子与南西的卵子实施了人工受精。

The researchers designed an experiment to test three possibilities: that males establish social dominance by mounting other males, that males who mount other males gain practice for later sexual encounters with females, and finally, that mounting males transfer sperm onto the other males, who then inadvertently inseminate a female with it later on.

研究人员设计了一个实验，测试雄性攀爬到其他同性身上的三种可能性：一、为了确立自己的社会主导地位；二、为以后同异性交配进行预演；三、排在雄性身上的精液可能会使稍后与之接触的异性意外受孕。

This paper reviewed the advances in honeybee breeding involving to estimate the numbers of subfamilies in a colony and analyze the genetic correlation among workers; guess the polyandry level of queens and identify the purity of a subspecies; build a linkage map and discriminate loci of quantitative traits; genotype and distinguish full sister from semi sisters; analyze the trend of sperm to inseminate an egg and so on by means of such molecular biotech as microsatellites DNA, mitochondria...

综述了应用微卫星 DNA技术、线粒体 DNA技术、随机扩增多态性 DNA、聚合酶链式反应和 DNA指纹等分子生物技术所进行的蜜蜂育种研究现状。其应用主要包括估计蜂群内亚家系的组成数目和分析工蜂间的遗传相关，推断蜂王的多雄水平和鉴定蜜蜂种性，构建连锁图和区别数量性状位点，鉴定基因型和区别全胞、半胞姐妹以及分析精子受精力的倾向性等

Abstract］ Objective To investigate the relationship between the pregnancy rate of artificial insemination by husband's sperm and its related factors.

目的 探讨夫精宫腔内人工授精的临床妊娠率与其影响因素的关系。

Alternatively, the con- trollers can use the synchronous rectifier itself or loss- less inductor current-sensing methods to provide overload protection with lower power dissipation.

另外，康威特罗勒斯可以使用同步整流器本身或亏损减少电感电流检测方法，以提供低功耗过载保护。

Mr. Dauber's other Schatz hangs in his home movie studio.

多伯把沙兹的另一件作品挂在家里的电影室。