查询词典 isolation

When the embryonic original cell divided to form multicellur proembryos, the cell wall of the external cell was thickened to form a clear cell boundary to separate from ambient cells that was a phenomenon of isolation The protoderm began to be differentiated in the period of globular embryoid, and the procambium differentiated clearly in period of torpedo embryoid.

正常的球形胚和某些畸形球形胚继续发育，在心形胚或鱼雷胚阶段又出现出畸形胚，可以分为：①无茎端生长点；②原形成层发育不正常；③外形畸形，如有的是连胚，有的呈指状，有的呈叶片状等等。畸形胚有的败育，有的能继续发育，在子叶胚阶段形成畸形的植株。

At present,the domestic related television in the morning news program item's research multi-attention in the concrete business problem's discussion as well as to the individual program phenomenon's analysis,the news program item lack systematic combing in the morning to our country entire television from the idea to the form development transformation. This kind of relative isolation dispersion's angle of view easy to cause the research class in the surface,but studies the business problem not to be able to be separated from the history of view.

目前国内有关早间电视新闻节目的研究多关注于具体业务问题的探讨以及对个别节目现象的分析，对我国早间电视新闻节目从观念到形式的发展变革缺乏系统性的梳理，这种相对孤立分散的视角容易使研究流于表面，而研究业务问题不能脱离史的视角，微观现象需要放置在宏观的社会文化背景下进行分析。

The study aimed to explore the protoplast isolation and culture of callus in Apocynum venetum and the influence factors.

［目的］探究罗布麻愈伤组织原生质体的分离培养及其影响因素。

The factors effecting isolation and culture of apple protoplast from leaves in vitro were studied.

以苹果试管苗叶片为原生质体分离材料，对影响原生质体分离和培养的因素进行了研究。

By using combinationo of virus isolation and identification of diseased tissu nucleic acid dot blot ,the so-called infectious proventriculus disease was demonstrated to be a new typeof avian infections broncchitis.

通过病原分离、鉴定，血清学检测，病原免疫原基因分离、鉴定，病料组织核酸点杂交等方面诊断研究，证明本病是一种新近报道的腺胃病变型为特征的禽传染性支气管炎。

A provincialism that geographical isolation had forced on people for millennia was gone forever .

地理隔绝给人们带来的千年之久的偏狭守旧已一去不复返了。

A provincialism that geographical isolation had forced on people for millennia was gone forever.

数千年来由于地理分隔所引起的地方主义，也随着这一变革而消失殆尽了。

Objective: To observe the outcomes of radiofrequency ablation in patients with atrial tachyarrhythmia after circumferential pulmonary vein isolation, so as to discuss the related mechanism.

目的：观察心房颤动患者环肺静脉电隔离术后快速性房性心律失常的再消融治疗效果，并探讨其可能的发生机制。

It is concluded that pulverize of tissue in liquid nitrogen remains the integrity of RNA isolated and may be applied for RNA isolation from human embryonic tissues.

液氮研磨方法可以应用於胚胎组织匀浆分离完整RNA，而不同引产方式对胚胎组织RNA质量并无直接的影响。

The results showed that each isolation method was successful to obtain the pure culture of fungus.

本研究应用4种培养基质，探索了3种方法对苹果盘二孢的分离效果。

But GST= 0.156, Nm=1. 588. As a result, the foundation of Youyongchi Avicennia marina population was the result of the migration of hypocotyles and human factors.

这项工作可以为海岸防护林中新引进种类的判定以及为研究种群建立者效应方法的确定提供科学依据。

The two-dimensional CDRC-ADI-FDTD update equations for collision unmagnetized plasma are induced. The unconditional stability of the CDRC-ADI-FDTD formulation for collision unmagnetized plasma is obtained by the examples.

推导了碰撞非磁化等离子体中的二维CDRC-ADI-FDTD迭代公式，并用算例验证了碰撞非磁化等离子体CDRC-ADI-FDTD算法也是无条件稳定的。