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

根据常福龙沟金矿矿地质特征,矿床因属构造蚀变型。

Effect of little-plants of Welsh onion (Alliums fistulosum L.) on yield was studied.

摘对秋大葱不株因及时产量影响分析表明，遗传和栽培因素同时影响大葱不株的产生。

The study carry out researches into c auses of skin melanine and skin -whit ening mechanism.

研究探讨了皮肤黑色素的因和皮肤美白机理。

Many causes of urine diseases, including exopathy and internal injury, may cause the change of urine.

引起小便病的因甚多,无论外感、内伤都可出现小便的改变。

Middle-Upper Cambrian dolomites in Shimen,Hunan Province,are mainly composed of anhedral micritic dolomite,euhedral and subhedral granular dolomites,grain dolomite.

湖南石门中上寒武统白云极发育,类型多样,不同类型的白云因机理和白云石化模式各不相同。

Electronmicroscopic examination shows that Ti-oxide (rutile or anatase) is replaced by brannerite, indicat-ing the metasomatic origin of brannerite.

在电镜下观察到钛铀矿与钛的氧化（金红石锐钛矿）交代关系，说明钛铀矿交代因的。

It is suggested that the high-wax oil is mainly originated from terrestrial higher plant, while lower hydrobiont is accidental.

研究表明，该地区高蜡原油因陆源高等植物贡献，而低等水生生物居次地位。

R-mode factor analysis has proved very useful in distinguishing geochemical data, clearly dominated by anthropogenic in comparison to geogenic sources.

型因子分析已被证明在鉴别地球化学资料方面非常有用的，它导着人为因和地球因来源的对照。

When the regional extension is disharmonic with the basement structure and movement, complicated fault assemblages can be form during progressive deformation.

在此基础上，结合理论分析，提出了复杂断层组合因的另一种模式——不协调伸展递进变形模式。

The lead isotope study shows that ores of the Mujiazhuang copper deposit and the host rocks contain very high radiogenic lead.

研究表明，穆家庄铜矿矿石铅和近矿围石铅具有极高的放射性因铅特点。

From the viewpoint of the hydrogeological environment,this paperdescribes the genesic types,prospecting direction and its way of deve-lopment of the spring in Jianregion.

本文从水文地质环境着手，论述了吉安地区矿泉水的因类型、找矿方向及开发利用途径。

Ichnofabric analysis displays a rising significance on accurate environmental interpretation of sedimentary units in oil-bearing basin and precise recognition of depositional disconuities.

近年来，遗迹组构分析日益增长的意义表现在含油气盆地地层单元因环境的精确解释和各类不连续面的精细识别。

Lead and selenium mainly exist in galena, clausthalite, and selenio-galena which occur as cell-filling of coal-forming plants and are of chemical-sedimentary origin.

铅和硒赋存在方铅矿、硒铅矿和硒方铅矿中，这3种矿物以植物胞腔充填形式出现，属于化学沉积因。

As is well known the regional tectonic stress field is of great importance to the study of seismogenesis, earthquake prediction and earth dynamics.

区域构造应力场对于研究地震因、地震预报和地球动力学都具有重的意义。

The auth or suggests that prebiological informational structures,gene predecessors and protoorganisms should be looked for among abiogenic ordered hydrocarbon molecul ar systems(hard bitumens).

文章提出，应在非生物因有序碳氢分子体系(硬沥青)中寻找前生物信息结构、基因之祖和原生有机体。

The finite element program design method has laid a solid foundation for in depth reseach of physical thoracic impedence rheogram wave form. ?

该程序设计方法为进一步深入研究人体胸腔阻抗血流图波形的因打下了基础。

It has shown that they can be used neither for appreciation of equilibrium state of the earth, nor for the explanation of tectogenesis.

业已证明，这些模型既不能用以正确评估地球的平衡状态，也不能用以解释构造因。

This paper has approached to the cause for grinding"sense of ad-hesion"and formation of burrs of ram mate part of oil pump in cold working.

本文探讨了油泵柱塞在冷加工中的磨削粘感和毛刺因问题。

The alabandite and getchellite of hydrothermal origin, cement anatase of alkaline volcanic origin, and the high content of chlorite in coal were fist found in coals.

在西南地区晚二叠世煤中首次发现了热液因的硫锰矿和硫砷锑矿、碱性火山灰因的胶态锐钛矿和陆源碎屑因的斜绿泥石。

The volcanogenic deposits hosted in differential yolcanic rock series and cogenetic deposits hosted in undifferential baste volcanic rock series have been divided and studied in this paper.

笔者通过研究，分出了分异火山系中的火山因矿床和未分异基性火山系中的共生矿床，认为前者的金属聚集与浆分异有密切关系。