查询词典 sperm

It takes only one motile sperm to initiate a pregnancy, she said.

班诺芙说："只要有一个精子还在活动就有可能引起怀孕"。

The researchers found that after the men stopped their exposure to wet heat, half had "a mean increase in total motile sperm counts of 491 percent after three to six months."

令人意外的是这种不孕迹象回復的速度，研究员发现当这些男人停止洗热水，他们之中的一半在三到六个月后有活力精子的总数平均增加到491%。

I can't believe my sperm have low motility.

我不敢相信我的精子的活动力太低

Objective To study the effect of nitric oxide on sperm motility.

目的 探讨一氧化氮对精子运动影响的机制。

The changes of sperm motility in t...

大多数鱼类的精子，其活动能力是在生殖管道中获得的。

This result showed that Lcn6was very important for sperm motility.

这表明Lcn6参与了精子运动能力的获得。

In the future, men will be able to examine the quality and motility of their sperm.

未来，男性在家也能自己检测自己精子的品质与活力。

Objective: To explore and evaluate a multicolor PRINS protocol for chromosome detection in human sperm .

目的：探索和评估应用于精子染色体数目异常检测的多色引物原位标记技术。

A necropsy was being done at the Southeast Fisheries Science Center in Miami.Newborn sperm whales typically weigh 1,000 to 2,000 pounds, so the whale found Saturday was less than half the normal weight, said Dr.

报道说，通常一只刚出生不久的小抹香鲸的体重应该在1000磅至2000磅之间，而30日被发现的这只小抹香鲸还不到正常体重的一半。

Cloning, or nuclear transfer, is a laboratory technique which gets around the need for conventional fertilisation, the union of sperm and egg which brings together two half-sets of genetic material to provide the resulting individual with a full complement of chromosomes.

克隆，或称细胞核转移，是一种实验室技术，它绕过传统的繁殖方式，即精卵结合的受精方式，后者是把两套各一半的遗传物质合在一起构成新个体的完整染色体。

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