查询词典 embryo

Cleavage polyembryony occurs in some gymnosperms, e.g. in Pinus, but usually only one embryo develops to maturity.

裂生多胚现象通常发生在一些裸子植物中，例如松属，有时仅有一个胚可以发育成熟。

Cytoembryological studies were employed to reveal theorigin of haploid and to determine the cytological factersrelating to the production of diploid polyembryony withinone embryo sac occurring in natural population of apolyembryonic line SB-1 of O.sativa.

SB-1自然群体中的单倍体来源于助细胞无配子生殖。细胞胚胎学研究表明，卵器中的一个或两个助细胞能在受精之前发育成胚，其发生率分别为观察子房数的2.24%和1.75%。

In crosses of B. napus×B.carinata, the hybrid endosperm developed unsuffic-iently and became cellular precociously, the hybrid embryo developed slowly and stopped at the heart or torpedo stage after exhausting the precociously developed endosperm tissue.

在甘蓝型油菜×埃塞俄比亚芥中，杂种胚乳不甚发育并提前形成细胞，杂种胚发育缓慢，消耗早育的胚乳组织后便停滞在心形期或鱼雷形期。

With the amplification of farming scale and increase of yield, a series of problems to be resolved urgently appear in production, for example: Bad ovary development of female crab, inclining egg-holding rate, high mortality of embryo development, low survival rate of juvenile crab, the shortage of good quality juvenile, precociousness of crab etc.

随着河蟹养殖规模的扩大、集约化程度和产量的提高，在实际生产中出现了一系列亟待解决的问题，雌蟹亲体的性腺发育不良、抱卵率下降、胚胎发育死亡率高、幼体育成率低、质优量足的苗种供应不足、河蟹性早熟等问题，都严重制约了河蟹养殖业的健康、稳步发展。

In general, those investment diversities are the results of interactions of many biological traits to meet embryo and nestling development under the predation pressure and interspecies competition.

总之，如此不同的投资差异是在捕食压力和种间竞争作用下以及亲鸟为满足鸟卵胚胎和雏鸟迅速生长发育的必要条件下，各种生物学特征协调的结果。

The sexes of aborted and born calves were fully in accordance with the embryo sex predetermination with PCR method.

结果产下1公1母两头犊牛，流产个体与出生个体的性别与PCR鉴别结果完全相符。

Syndromes and complications of pregnancy,fetus striated in uterus,prepositive placenta bleeding,multi-embryo and malposition are the risk factors of premature delivery.

2.2 多胎剖宫产组和阴道分娩组各孕周的胎儿出生体重、Apgar评分及早产儿死亡率的比较见表2。

Everybody sees he is priggish, interrogative oneself are embryo of naked eye every, invisible Buddha is smooth.

众人见他一本正经，便都疑惑自己是肉眼凡胎，看不见佛光。

Incipient procambium formation was the first sign of somatic embryo transition.

初始前形成层的形成是体细胞胚形态转变的第一个信号。

Form and function are not arbitrarily superimposed upon the embryo from the outside but gradually develop through a process of differentiation.

其形式和功能并非任意地从外在重叠加在胚胎上，而是透过分化的过程而逐渐发展。

Recall that, in the Kolmogorov axiomatization, measurable sets are the sets which have a probability or, in other words, the sets corresponding to yes/no questions that have a probabilistic answer.

延期开工的Kolmogorov宣布要衡量所有套职能有限许多坐标限制在于衡量子寅。换句话说，如果是/否的问题回答f可看的价值观念在许多最有限坐标，然后它有一个概率的答案。

The experimental results showed that the algorithm can filter singular points and remain fixity of the target edge.

实验表明：基于模糊理论的图像智能滤波方法比常规图像滤波方法运算量小，它既能去除奇异点，又能保持图像中目标的边缘不变性，具有很好的滤波效果。