查询词典 sperm

Aim To study the toxicity of the lead acetate on the fertilization ability of sperm and the development of early embryo in mice.

目的研究醋酸铅对公鼠精子受精能力及受精卵发育的毒性，为进一步研究提供依据。

The lead acetate could remarkably affect the fertilization ability of sperm and the development ability of embryo.

醋酸铅能明显影响小鼠精子的受精能力，并影响受精卵的进一步发育。

Researchers believe that this part of the male long-term high concentration of nitric oxide, a sulfur dioxide, carbon monoxide and lead the work environment, motor vehicle exhaust, and nitric oxide, lead, most likely to damage sperm quality.

研究人员认为，这部分男性长期在高浓度的一氧化氮、一氧化硫、一氧化碳和铅等汽车废气环境中工作，而一氧化氮、铅等，最容易破坏精子质量。

Aim To explore the relationship between nitric oxide and leucocyte sperm disease infertility.

目的 探讨一氧化氮与白细胞精子症不育的关系。

In it, Gene Wilder plays a doctor madly in love with a sheep; and Allen plays, among other wonders, a sperm cell, a libidinous fail ure named Victor Shakapopolis, a spider, and a court jester caught by a king in the arms of a queen.

在片中Gene Wilder扮演疯狂爱上一只绵羊的医生，而艾伦出乎意料地扮演了一个叫Victor Shakapopolis的好色之徒、阴谋家、精子、被皇后辖制的国王擒住的宫廷小丑。

Liriodendron chinense ; Isolation of sperm cell ; Quality of pollen

中国马褂木；精细胞分离；花粉品质

It contain a kind of special protein in the loach, have already promoted the sperm become a function.

泥鳅中含一种特殊蛋白质，有促进精子形成作用。

The basic biological control method of the longicorn has been obtained.The studies on the sperm vigor of irradiated ma

这对在非制种桑园内大面积应用此不育剂，以克服螨类抗药性问题，有着重要意义。

5 ml fresh chicken semen was divided into five groups equally, each of which was diluted at the volume ratio 1:4. With the group without magnetic treatment as the control, the other four groups were magnetized for 6, 12, 24 and 48 min in the self-made magnetizer, respectively. Subsequently, all the five groups were stored at 2-4 ℃, and the sperm motility, survival time, survival index and deformity rate were observed regularly.

方法］将5 ml新鲜精液平均分为5份，每份按1：4进行稀释，其中1份为对照组，不作磁化处理，其余4份分别放入自制磁化器中磁化6、12、24、48 min，5组均置于24℃的冰箱中保存，定时观测精子活率、存活时间、生存指数和畸形率。

Since the occurrence of deformed spermatids is one of the common abnormalities leading to malfunctional sperm, identification of RIM-BP3 might provide insight into the molecular cue underlying causes of male infertility in humans.

精子细胞形态异常是导致精子功能异常的原因之一，因此，RIM-BP3的发现为研究雄性不育的机制提供了线索。

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