查询词典 sperm-nucleus

In order to find a way to lessen DNA problems of sperm, Dr. David Greening, a gynecologist and endocrinologist from Australia, studied the effects of daily ejaculations on damage rates.

为了找到一种方法，以减少问题的精子DNA的博士大卫绿化，一个医生和内分泌来自澳大利亚，研究了影响日常ejaculations损伤率。

In the endosperm of this stage, organelles from sperm and central cell have intermingled completely.

中央细胞中的质体充满淀粉粒，与精细胞中的质体也迥然不同。

In the zygote and endosperm cells, sperm plastids can also be detected by their features.

杜鹃的成熟花粉是二细胞型，精细胞在花粉管中形成。

The function of the sperm entry site was discussed.

这个精子穿人部有的鱼类呈不同

Meanwhile no sperm was found in the lumen of the epididymis.

电镜下隐睾睾丸中出现异常的支持细胞。

The regulation of these cellular junctions is thought to represent a key determinant in the process of sperm maturation within the epididymis.

这些细胞间的连接被认为是精子在附睾中成熟的关键决定因素。

Then, the mice were killed and their epididymis were collected and the movement parameter and deformity of the sperm were observed.

灌胃及腹腔注射1次／d，连续7d，测定小鼠精子的运动参数，并观察其畸形发生率。

The espousal of the Company's "The Creation Guanghui brands, Poly Products sperm excellent" business purpose, adhere to the "quality first, customer first" principle, warmly welcome customers at home and abroad to discuss cooperation to create a better future!

本公司遵奉"创广汇品牌，聚产品精优"的企业宗旨，坚持"质量第一，顾客至上"的原则，热忱欢迎国内外客户洽谈合作，共创美好未来！

Although it is known that exoteric factors influence upon male eugenesis, there was a little with respect to the report of effect of exoteric factors on sperm morphology.

虽然外界因素影响男性生育力受到广泛关注，但有关外界因素与畸形精子关系的报道较少。

And some will kill the poor viability of sperm to achieve the purpose of eugenics.

并且，会杀死一部分活力差的精子，达到优生的目的。

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