查询词典 sperm

He allowed these "enucleated" eggs to be fertilized by sperm from sea urchins of the genus Echinus.

他让这些&无核&的卵跟海胆属的海胆的精子受精。

Aging influences spermatogenesis in testes and sperm maturation in epididymides.

衰老影响小鼠精子功能及附睾精子成熟过程。

The rat epididymal epithelial cells were cultured in vitro and the changes in flagelium activity and linear motile ability of the sperm that had been co-cultured with epithelium from corpus-cauda epididymides were observed.

目的：对体外培养的大鼠附睾上皮细胞进行动态观察与鉴定，了解体外条件下精子与附睾上皮细胞共同培养后精子活动力的变化。

Methods A series of semen parameters and functions of sperm from different parts of 10 epididymides from normal male were observed and investigated.

将附睾切断分成附睾头、附睾尾和附睾体，分别纵向剖开，置于含有 10 %小牛血清的F10 溶液中，37℃孵育 30min ，孵育液作精子常规分析、低渗肿胀试验、精子-宫颈粘液穿透试验。

Results A significant decrease of the number and density of sperms was seen in the experiment group as compared with the control group (P.01). In the experiment group the motility of sperm from caudal epididymides dropped to zero, and a large amount of teratosperms were found under micro-video camera.

与正常对照组比较，中药组大鼠附睾的精子计数和密度显著下降(P.01)，检测视频下可见大量畸形精子，精子活动力下降为零。

Sperm of Epididymides and ejaculation could bind tetramethylrhodamine-6-dUTP labeled exogeous DNA.

本实验还对附睾精子和射精精子结合外源DNA情况的比较，发现附睾精子与射精的精液经洗涤后的精子都能够吸附外源DNA，且二者的差异不显著。

It is the bearing rules and common senses having been recognized by human beings for a long time, that only during the ovulation period and after the sexual behavior, can the sperm and ovum can meet and can ovum be fecundated.

人类生育有效性交，是在女性排卵期。只有在女性的排卵期，男女合房性交，男性的精子和女性的卵子才相遇，女性卵子才能受精，这是早已被人类认识了的生育规律和常识。

It's sperm fertilized decided to develop into a boy or a girl.

正是男性的精子决定受精卵发育成男孩或女孩。

How sperm was made to how it fertilizes the egg

从精子的制作一直到与卵子受精的过程

The sperm travel to the fallopian tubes, where it meets with an egg and fertilizes it.

精子旅行到输卵管，在那里会见一个鸡蛋和肥沃。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐