成因的

On the basis of whole grain evaporation age on single zircons using a double filament for different genetic zircons in metalassenite and metarhyolite of Luoyu formation,Yunkai group,the formation age of volcanic rock is 922 Ma;later geologic events is 643 Ma￣716 Ma or 427 Ma￣473 Ma...

本文采用颗粒锆石分层蒸发法分别对云开群罗罅组变英安岩及变流纹岩中不同成因锆石进行年龄测定，获得该火山岩之形成年龄为922Ma，940Ma；后期地质事件年龄为643Ma～716Ma，427Ma～473Ma及物源区的年龄为1616Ma，2084Ma。

The main forest vegetation is Pinus thunbergii community. Pantropic types and N. Tern types are dominant types. The latitude and "the islands-effect" should be the major-effect factor of this pattern.

其植物区系以热带分布类型和温带分布类型为主，纬度因素和&岛屿效应&应是形成该格局的主要成因。

The origin of subnormal pressure can be concluded mainly into four aspects:(1) pore space increase;(2) pore fluid volume decrease;(3) piezometric surface decline;(4) original pressure preservation.

将低压成因归纳为4个方面：①岩石孔隙空间增大；②孔隙流体体积减小；③流体承压高度降低；④原始压力的保存。

In order to predict, prevent and control downy mildew, epidemic dynamics and outbreak causes of wine grape downy mildew were researched, by catching sporangia of Plasmopara viticola, evaluating disease and collecting meteorological data daily through whole growing season of wine grape.

通过对生长季酿酒葡萄园空气中霜霉病菌孢子囊进行逐日逐小时捕捉，并对病情进行调查，记载气象资料，对霜霉病菌孢子囊飞散动态及病害爆发成因进行了详细研究，以期对病害爆发进行预测，用于指导该病的防治。

Secondly, through survey and study, have carried on the positive research to enterprises credit risk management current situation of our country, and launch analysing its origin cause of formation, adopt polyhydric statistical method to structure the credit model which suits my national conditions.

其次，通过调研，对我国企业信用风险管理现状进行了实证研究，并对其成因展开分析，采用多元统计方法构建了适合我国情况的信用分析模型。

The ore fluid has a temperature range of 150|300℃, probably derived from intermediate|acid albite porphyritic dikes, but not typically of magmatic hydrothermal origin. The ore fluid seems to be of multi|source.

成矿流体很可能来源于中酸性钠长斑岩脉，但又不是典型的岩浆热液，具有多成因性。

Petroliferous gases mainly refer to the associated gas of crude oil, including petroliferous pyrogenic gases and petroliferous cracked gases.

中国经过20年天然气科技攻关，已形成天然气成因类型及其鉴别标志的理论体系和方法。

As nonhydrocarbons,pyrrolic compounds can also be used to distinguish genetic types of crude oils,this is similar to hydrocarbons.

与烃类化合物类似，非烃中吡咯类化合物可用于反映原油的成因类型。

Upper fans mainly consist of conglomerates which can be genetically classified as debris flow, braided stream and sheetflood flow deposits.

其中的扇根主要由砾岩组成，按其成因包括碎屑流、颗粒流、片流及河道砾岩等数种沉积。

Submember A, showing lower organic carbon and higher iron contents than the other submembers, deposited in oxygenated bottom waters.

心组红岗段黑色页岩的黄铁矿有成岩黄铁矿和同生黄铁矿两种成因组分。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。