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The results showed that the irradiation of γ-rays inhibited mitoses and produced various aberrations, such as single micronucleus, double micronucleus, multi-micronucleus, small micronucleus, chromosome fragment, chromosome conglutination, single bridge, double bridge, multi-bridge, dissociative chromosome, lagging bridge in root tip cells of Medicago sative L.

实验结果表明，γ射线辐照苜蓿种子可以抑制根尖细胞有丝分裂，并诱发根尖细胞产生单微核、双微核、多微核、小核、染色体断片、染色体粘连、单桥、双桥、多桥、游离染色体、落后染色体等多种畸变。

There ate 4 departments and 11 salesrooms in the downtown area , there are more than 60 tourist guides , whom supplying service in many kinds of languages , receiving and organizing tourist groups , fragment tourists and meetings at home and abroad , and we supply consulting service free of charge.

公司目前的主要业务：接待国内外各旅行社、合作单位来京旅游团体及散客；组织国内外旅游团体及散客；组织、办理出境游；承办各种行业、档次的会议和专项、特色旅游；代订机、车、船票；提供其它委托代办服务。

Taking one kind of specification boiler pipe as the object of study, the cracking parent metal, the cracking fragment and the primary goods were analyzed by vertical and horizontal directions.

以某种规格锅炉炉管为研究对象，在炉管爆裂处的母材、撕裂碎块以及供货原材料的纵横两个方向分别取样进行分析，探讨锅炉管爆裂处的金相变化对炉管失效的影响，并给出锅炉炉管爆裂破坏的金相学原因。

He glanced over his shoulder, but the wall was a sickly peach color of Aunt Petunia's choosing: There was nothing blue there for the mirror to reflect. He peered into the mirror fragment again, and saw nothing but his own bright green eye looking back at him.

他的目光从肩膀上穿过，扫视着四周，但是墙壁依旧是佩妮姨妈选择的病恹恹的粉红色，在镜子的反射下，没有什么蓝色的物体，他又一次抓起镜子的碎片，但是什么也没看到，除了他自己那双绿色的眼睛，正回看着他。

The 1 095 bp fragment of f3h gene of anthocyanin biosynthesis was cloned from fruit peel of riped Red Bartllet pear by RT PCR method.

利用 RT-PCR方法从红巴梨成熟果皮中克隆出花青素生成相关基因 f3 h的全长片段(1 0 95 bp)。

For the fourth part, we first designed a hydrogen bonding-mediated rigidified polymer. The X-ray crystal analysis of its fragment molecules showed the existence of consecutive intramolecular hydrogen bonds, which forced the backbone to adopt a rigidified planar conformation.

在第四部分工作中，首先我们设计了一种分子内氢键控制构象的聚合物，通过对其氢键骨架的单晶培养和结构解析证实在它们的结构中存在三中心氢键使得它们采取平面刚性的构象。

It was reported that the EB replicon could harbor a DNA fragment of up to 330 kilobase pairs.

据报道EB病毒的复制子可以容纳长达330kb的dna片段。

He carefully pick up the fragment glass from the floor.

他小心地拣起所有的玻璃碎片。

A method for detection of proviral human immunodeficiency virus type 1 DNA fragment encoded pol gene in dried blood spots on filter paper by nested primers polymerase chain reaction has been developed.

目的建立套式引物聚合酶链反应，用于检测滤纸干血斑中的人免疫缺陷病毒1型（HIV1）前病毒pol基因DNA片段。

This fragment, which consists of the chicken-alpha globin gene (5′-MAR)、mouse-metallothionein-Ⅰ and human insulin-like growth factor-Ⅰ, was microinjected into male pronuclei of 468 rabbit 1-cell embryos, and injected embryos were transferred into the oviduct of 36 recipients.

为了检测转基因的表达，我们用〓标记的hIGF-1作标记抗原，hIGF-1作标准抗原与hIGF-1抗血清（美国的Susan和Underwood提供）进行竞争性免疫结合反应〓首次建立了人胰岛素样生长因子（IGF-1）的放射免疫测定方法。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。