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One embryonic cell can be separated into many blastomere cells. As be the nuclear donor of the embryonic cell nuclear transfer, it can breed the number of eminent species largely, increase the number of endangered animals, supply large number of supply same genotype animals, improve the efficiency of gene transfer and sex control and offer same genotype apparatus or organ for human transplant.

一个早期胚胎细胞可以分离多个卵裂球，以此作为核供体进行胚胎细胞核移植，可以大量扩繁优良品种的数量，增加濒危动物的数量，为科学研究提供大量遗传同质的动物，提高转基因和性别控制技术的效率，提供基因型相同的器官或组织供人类移植。

Porcine was acted as the experimental animal. It was researched on problem of the origin of obtaining early embryonic cells, methods of separating blastomere cells, best parameter and order of ECNT embryo electric activation and system of ECNT embryo IVC, which was to find a scientific method of fitting ECNT and a procedure of fitting the lab producing embryos largely, optimize the procedure of ECNT and improve the ECNT embryo in vitro.

本实验以猪为实验动物，对猪胚胎细胞核移植供体的来源、卵裂球细胞分离方法、核移植重建胚的电激活最佳参数、核移植受体的激活时序以及核移植重建胚体外培养系统相关问题进行了研究，旨在探索一种适用于猪胚胎细胞核移植的科学方法，提高猪胚胎细胞核移植胚胎的体外发育率，优化胚胎细胞核移植程序。

Ultimately, the storm of blather surrounding recent weather events can largely be blamed on a fundamental misunderstanding.

最终所有关于近期天气的喋喋不休的废话其实都是源于对于最基本知识的曲解。

Nowadays, it is largely used in ironworks and cement plants, etc. If we change its spray gas with nitrogen, improve inlet gas of cleaning tube and bleeder value; it can be fit for gas cleaning in steel-making firms and ironworks.

假如将其中的喷吹气源改成氮气，并将除尘筒内的进气、出料阀进行适当改造，该系统完全可用于炼钢、钢铁厂的煤气除尘，因此本系统具有很广的应用范围。

Other tissue content decreased largely with the exception of blind gut and large intestin at 4 hours.The total excretion of parent drug in urine and faeces was 52.4% and 6.2 % of the dose respectively.

尿和粪的排泄试验表明：尿和粪24小时以原型药物的排泄量分别占给药量的52.4％、6.2％。

They will not cause a blip on the teacher's radar and thus will remain largely ignored.

他们不会引起老师的注意因此也就一直被忽视了。

However, largely due to the influence of the independent producers and the rise of the SIMPP, the case made it to the Supreme Court where the famous 1948 decision lead to the abolishment of block booking, and the forced divestiture of the studios to sell off their theater chains.

旧好莱坞大片厂制和好莱坞黄金时代的终结。

Secondly, the introduction of IC analysis by Bloomfield is largely based on W. Wundt's structural psychology.

Wundt的构造心理学中关于话语的认知分析；3 不应夸大行为主义对美国结构主义的影响。

By the turn of the century the soft French stone used in Blore's East Front was showing signs of deterioration, largely due to London's notorious soot, and required replacing.

由世纪之交软法国用石材出场的东方战线呈现恶化迹象，主要是由于伦敦的黑煤灰，并要求更换。

The literary standard came into being in the 14th century, largely through Dante's Divine Comedy and the works of Petrarch and Boccaccio.

意大利的标准书面语基本上是通过但丁的《神曲》和皮特拉克以及薄迦丘的作品，在十四世纪才得以形成的。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。