查询词典 migration

At present, the main approach for seismic data imaging is the prestack Kirchhoff time migration, however, violent variation of surface elevation makes the datum plane selection of prestack time migration very difficult.

目前该类地区地震勘探中主要的成像手段依然是Kirchhoff叠前时间偏移。但地表高程的剧烈变化使叠前时间偏移的基准面很难选择。

So far the pattern of seismic prestack depth migration is the same as it abroad. Before the work of velocity building the original seismic data must be corrected on a datum plane, and then to make the prestack depth migration work.

目前我国叠前深度偏移的研究方向与国外基本一致，特别是在目前油田的实际勘探中，大多套用国外的模式，一般都是对原始资料校正在一个基准面后，然后开展叠前深度偏移工作。

However, dawsonite can be acted as trace mineral suggesting migration or accumulation of fluids with abundant carbon dioxide to whatever origin it belongs. In geological background, occurrence or enrichment of dawsonite indicates that migration or accumulation of carbon dioxide with large scale has happened.

然而，不论源于有机成因CO2气还是无机成因CO2气，片钠铝石均可作为富CO2流体运移或聚集的"示踪矿物"，地质过程中片钠铝石的出现或富集表明该区曾存在大量CO2运移或聚集。

The paper systematically summarized and reviewed plenty of achievements of rock strata movement and structure evolution, the migration laws of coal-bed methane and degasification methods, it can get that the mining overburden rock fissure patterns and distribution of methane migration law are the theoretical foundation of safety and simultaneous extracting of coal and gas, which are one of the study key points for the future.

论文系统评述了采动覆岩移动与结构演化、煤层瓦斯运移及瓦斯抽采方法的诸多成果，认为覆岩裂隙分布形态及其中瓦斯运移规律是实现煤与瓦斯安全共采的理论基础，也是今后研究重点之一。

This article discusses the relationship between diabase invasion and oil generation,migration and accumulation.It is suggested that diabase invasion may be favourable for the generation,migration and trapping of oil and gas.

该文探讨了辉绿岩的侵入与油气生成、运移和聚集的关系，指出辉绿岩的侵入有利于烃源岩的成熟，有利于油气的运移，有利于圈闭的形成。

Diffusion coefficient is one of the important parameters deciding migration prediction in migration model of compounds from food packaging material.

在食品包装材料化合物的迁移模型中，扩散系数是决定模型预测性的重要参数之一。

For all migration's excellent effects, it is now-says Jean-Christophe Dumont of the OECD-"less than clear what potential migration has for poverty relief" in future.

对于所有移民的卓越的功绩，现在用经济合作组织Jean-Christophe Dumont的话来说：在未来"移民对于缓解贫困所蕴含的潜力仍不明朗"。

For all migration's excellent effects, it is now—says Jean-Christophe Dumont of the OECD—"less than clear what potential migration has for poverty relief" in future.

虽然移民产生了积极的效果，但现在——经合组织的让·克里斯托弗·杜蒙表示——未来"移民对消除贫困有何作用仍不得而知。"

From the endogenesis population migration model, we also implement the empirical analysis of interprovincial human capital migration on economic growth effect.

第二，以经典人口迁移理论、一般均衡理论以及新古典增长理论为方法，阐明了人力资本迁移对经济增长产生影响的逻辑原理。

The effects of GBVⅣ4 on B16 cells'migration on Fibronection. The migration of B16 cells was observed by erasion trace test.

GBVⅣ4对黑色素瘤B16细胞体外迁移的影响划痕实验检测GBVⅣ4对B16细胞迁移能力的影响。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。