cef

Overseas students who plan to obtain the CEF A1 Chinese certificate.

计划取得基础级华语证照的外籍学生。

The Australia anticyclone and the west part of the Subtropical anticyclone in the Western Pacific ( Eastern China Sea monsoon region) are the indication of the joint impact of Southern and Northern Hemisphere circulation on CEF.

澳洲大陆北部的冷性高压，西太平洋副热带高压西端位置西伸或东缩造成的东中国海季风区上升运动的变化，又是南北半球环流同时影响CEF变化的具体表现。

The Safety Concentration of Several Components in Natural Drugs on CEF

几种天然药物成分在体外CEF中最大安全浓度的测定

We found that VTT has broad host cell range that 11 of the 12 mammalian cell lines studied and primary CEF are permissive to VTT infection whereas one, CHO-K1, is non-permissive.

我们发现天坛株具有广泛的宿主范围，经研究的12种哺乳动物细胞中的11种及原代鸡胚细胞CEF均是天坛株的允许细胞，而中国仓鼠卵巢细胞CHO-K1是天坛株的非允许细胞。

Chicken embryo fibroblast ( CEF) cell and chicken embryo kidney ( CEK) cell were used to study the biology characteristic of avian adenovirus isolate of Jiangsu.

为进一步研究的生物学特性，应用鸡胚成纤维细胞（CEF）和鸡胚肾细胞（CEK）培养禽腺病毒江苏分离株，进行培养特性、血凝特性、理化特性、超薄切片观察和PCR检测。

However, CEF is not a policy document to provide policy guidance, it is a common foundation on which language teaching syllabus, curriculum setting, test design and textbooks are based.

它不是一个提供政策指导的政策文件，而是为语言教学大纲、课程设置、考试设计和教材编写等提供共同的基础。

Chicken embryo fiber cell ( CEF ) could multiply the virus and was caused typical Cytopathic effect ( CPE ).

该病毒接种家兔后,使家兔产生典型的奇痒症状,且能在鸡胚成纤维细胞 ( CEF ) 上增殖,并可产生典型的细胞病变(CPE ).

Detailed explanations of these CEF levels are available in printed form and on this website.

关于欧共体语言教学大纲的语言水平的详细解释可在此网站查询.

Using CEF ( Cisco express forward) in the network core layer equipment we can avouch for data packet transmission best effort.

在核心层设备上，开启Cisco的快速交换（CEF）功能，保证数据包的最大努力传输；

Effects of Ten Chinese Herbal Medicinal Constituents on Proliferation of CEF

10种中药成分对鸡胚成纤维细胞生长的影响

Influence of Several Chinese Herbal Medicine Extracts on CEF Growth

几种中药粗提物对鸡胚成纤维细胞生长的影响

Hair cuticle cells from patients after CEF 、 CTF showed arrangement without regulation, bending up and curving, cracking 、 adherence and detachment;

化疗后，接受CEF、CTF治疗者，毛小皮细胞排列不规则，大多数毛小皮翻翘、破裂、粘连、脱落；

Avian encephalomyelitis virus ( AEV ) was blindly passaged in chicken embryo fibroblast ( CEF ) cell for six generations.

利用鸡胚成纤维细胞 ( CEF)培养禽脑脊髓炎病毒 ( AEV ),经过六次盲传发现:AEV在CEF上 无细胞病变(CPE ),但利用CEF细胞上清接种SPF鸡 胚,可产生不同程度的AE鸡胚病变.

The virus, after continuously propagating in chicken embryo fibroblast for 5 generations, will induce the CEF stable pathogenesis such as fusion cell.

病毒在鸡胚成纤维细胞上盲传5代后，能够诱发鸡胚成纤维细胞出现稳定的病理变化，病理变化主要是细胞融合和合胞体的出现。

E CEF has a close relation with Southern Hemisphere and Northern Hemisphere circulation systems, but these circulation systems do not affect CEF at the same time or do not have the same impact in CEF variation.

105°E越赤道气流的发展变化与南北半球的大气环流系统发展变化有关，但这些环流系统并非同时起同样重要的作用。