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配子配合的

与 配子配合的 相关的网络例句 [注:此内容来源于网络,仅供参考]

Homothallic species may produce distinctly different sizes of gametes that can fuse with each other and are thus effectively hermaphrodite.

同宗配合种类可以产生形态大小明显不同的配子,使之能发生相互融合,因此它们是有效的雌雄同体植物。

Either of two conjugating gametes that differ in structure or behavior, such as the small, motile male spermatozoon and the larger, nonmotile female ovum.

异形配子在结构或行为上不同的两个配合配子之一,如小的能动的雄性精子与大的不能动的雌性卵子

Either of two conjugating gametes that differ in structure or behavior,such as the small, motile male spermatozoon and the larger,non motile female ovum.

异形配子在结构或行为上不同的两个配合配子之一,如小的能动的雄性精子与大的不能动的雌性卵子

Self-pollination was brought as the essential reason for causing emptied seeds by former researchers. Based on those studies, potassium antimonate and electron microscopy were used to study the calcium distribution of pollens in the micropylar canal of self-pollinated and cross-pollinated ovules and morphological changes in certain cells undergoing programmed cell death from pollination to fertilization, and observation of histo-chemical changes during microgametopyte development was performed by paraffin section.

前人研究认为自交是华北落叶松产生空粒的主要原因,本论文在此基础,运用焦锑酸钾沉淀法配合电镜观察研究了传粉后到受精前异交控制和自交辅助授粉胚珠珠孔道内花粉的钙分布情况,及此过程中细胞程序化死亡超微结构的变化,并通过石蜡切片研究了华北落叶松传粉后到受精前雌配子体发育过程及细胞内含物的变化,以研究在受精前胚珠内是否存在花粉识别与选择系统,探讨钙信号传导和花粉与胚珠相互作用及细胞程序化死亡的关系。

In the pump body installed a stator swing span and a swing span rotation shaft, the swing roller bearing on the stator swing span connects with an end of the stator mount, the other end of the stator mount connects with the stator; on the plunger connecting rod sliding boot installed a static pressure balance chamber, the holding rings are arranged on the two sides of the plunger connecting rod sliding boot which has a fit clearance with the holding rings; the rotor rotates the stator simultaneously via the plunger piston; the needle roller bearings are arranged on the two inner circles and fit with the port axle.

在泵体内安置有定子摆架和摆架转轴,位于定子摆架上的摆架滚子轴承与定子托架的一端配合联接,定子托架的另一端与定子相连;柱塞连杆滑靴上设有静压平衡室,柱塞连杆滑靴两侧设有保持环,柱塞连杆滑靴与保持环有一定的配合间隙;转子通过柱塞带动定子同步旋转;在转子内圆两端设有滚针轴承,滚针轴承与配流轴配合。

推荐网络例句

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务,乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐,因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。