alteration 六级GRE

careful alteration of old buildings.

对旧房的改造。

The alterations to your coat will take a week.

你的外衣改一改要花一个星期。

The wallrock alterations of gold mineralization include silicification,pyritization,sericitization,potassic alteration,chloritization and carbonitization.

根据常福龙沟金矿成矿地质特征,矿床成因属构造蚀变岩型。

train services are subject to alteration or cancellation at short notice.

列车车次有可能临时更改或取消。

Any alterations should be written in neatly to the left side.

改动部分应书写清, 插在正文的左侧。

Gene mutations are alterations in the DNA code.

基因突变是指DNA 密码的改变。

Piedmont potassic alteration zone is the product of potsash feldspathization, part of the zone is ore body.

矿区山前钾带是钾蚀变的产，局部地段构成矿体。

In addition , only pentlandite, coffinite and the epidote in the alteration zone of volcanogene hydrothermal gold deposit are typomorphic minerals.

同时指出只有镍黄铁矿、水硅铀矿和火山热液型金矿床蚀变带中的绿帘石为标型矿。

teratogen A chemical substance that can cause alterations in developing cells at the embryonic stage of development.

畸胎原能引起发展中的胚胎产生细胞改变的质。

The change in the character of cell is determined by the alteration of genetics and epigenomics.

本文介绍了正常细胞和肿瘤细胞中表基因组(表遗传)研究的进展。

FCFM的改变也可以在1例支气管扩大综合症和1例肉状瘤病观察到。

FCFM alterations were also obsered in a tracheobronchomegaly syndrome and in a sarcoidosis case.

Objective To compare the uterogestation of endametrium alteration and uterine arteria blood flow with ectopic pregnancy using color Doppler ultrasonography.

目的彩超对宫内早孕子宫内膜改变和子宫动脉血流测值与异位妊娠进行比较。

In the ductile shear belt,the alteration and zonation of tectonite and wall rock are obviously,and miliolite belt,quartz,iron pyrite,ankerite alteration belt and gold mineralization belt are trinity.

韧性剪切带内构造岩、围岩蚀变分带明显,并具有典型的“(超)糜棱岩—石英、黄铁矿、铁白云石—金矿”等“三位一体”成矿特征。

The alteration assemblages are mainly adularia_chalcedony_sericite in low-sulfidation gold deposits, and alunite_kaolinite_quartz (chalcedony) in high_sulfidation gold deposits.

主要的蚀变组合为冰长石_石英(玉髓)_绢云母或明矾石_高岭石_石英(玉髓)。

The Hongniu Cu deposit in "Sanjiang Metallogenetic Zone" is occurred in the skarnization alteration zone in the margin of marble and the hornfels body.

“三江成矿带”内的红牛铜矿,赋存于大理岩边部矽卡岩蚀变带及角岩体中。

The faulted structure,hydrothermal alteration,gossan,geophysical-geochemical exploration anomalies are comprehensive ore-hunting indicators.

断裂构造、热液蚀变、铁帽、探异常为重要的找矿标志。

Even minimal alteration in peplomer integrity through glycoprotein peroxidation could impair attachment to host cellular membranes foiling viral attachment and penetration.

囊微粒只要有任何缺或即使最轻微的结构改动损便（通过糖蛋白的过氧作），会害与宿主细胞膜接合的部分胞。

Through researches on porphyre rock body, alteration zoning and ore indicators and the ore-searching model are established in the area.

通过对斑岩体、蚀变分带及找矿标志研究，建立了红卓斑岩型铜矿找矿模型。

Horstad I.Larter S R Petroleum migration,alteration,and remigration within Troll Field, Norwegian North Sea 1997(2

张敏.林壬子.梅博文油藏地球--塔里木盆地库车含油气系统研究1997