查询词典 sperm

the tannin in Punica granatum L had inhibitive activity against the motility of the sperm, it is feasible to screen a new inhibitor from Punica granatum L.

石榴皮中的鞣质具有体外抑精作用，为从石榴皮中筛选出新的外用避孕药提供了科学依据。

We observed testes, epididymis, ovaries, oviducts and uteri in six species of microbats by the Haematoxylin and Eosin staining of frozen tissue sections and found that sperm storage in five of the 6 species.

采用冰冻切片和苏木精－伊红染色法，观察了6种蝙蝠的睾丸、附睾、卵巢、输卵管和子宫，发现5种蝙蝠有精子储存现象。

A hermaphroditic reproductive organ that produces both sperm and eggs,found in certain gastropods.

卵精巢雌雄同体的再生器官，可以产精子和卵子，在腹足纲软体动物身上发现

A hermaphroditic reproductive organ that produces both sperm and eggs,found in certa in gastropods.

卵精巢雌雄同体的再生器官，可以产精子和卵子，在腹足纲软体动物身上发现

Molecules on the sperm and eggs of hermaphroditic organisms ensures that they mate with others.

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This can be accomplished when an animal is produced in which the germ cells, which produce sperm or egg, are derived from the heterozygous recombinant cells.

当产生这只动物的性细胞是来自于杂合的重组细胞时，就有可能得到这样的动物。

The changes in sperm ultrastructure of male Xylotechus rusticus irradiated by γ-rays on larval,pupal and imaginal stage had been studied.

研究了青杨脊虎天牛幼虫、蛹和成虫阶段受γ射线辐照后雄虫精子超微结构的变化情况。

One day , mr Chen finishs in the hospital after infecund disease is checked , the sperm number that beautiful female doctor wants to check Mr Chen decreases .

有一天，陈先生在医院做完不孕症检查后，漂亮的女医生要检查陈先生的精虫数目有没有减少。

Methods 107 infecund couples whose male sperms have agglomerate phenomenon and 297 infecund couplesloith In defimitive canses are examined formate Antisperm. antibody. AsAb-IgM in their sperm is ckecked by Albume chip.

对107例不孕夫妇的丈夫精液中有凝集现象和297例不明原因的不孕夫妇的丈夫进行抗精子抗体检测，利用蛋白芯片法检测其血清中的AsAb-IgM。

Histological observation showed that there were no significant differences in the gonad development cycle between hybrids and S. intermedius, and during the whole development period of gonad, only the ovary can produce few mature ovary cells and the mature sperm were not found in testis.

杂交海胆在生殖腺发育的整个过程中，生殖腺指数虽然也出现周期性的变化，但组织切片观察发现杂交海胆生殖腺发育不能象母本一样有明显分期，只有个别雌性个体能产生成熟卵细胞，雄性个体未见成熟精子。

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