在这样低温限制了生存的区域，近地表的额外热量至关重要。
In an area where low temperatures are limiting to life, the importance of the additional heat near the surface is crucial.
近地表的地震频率可能高达一个月100次，但每年的平均值变化不大。
Near the surface earthquakes may run as high as 100 in a month, but the yearly average does not vary much.
二维折射最优旅行时反演近地表模型方法。
A new statics inversion method with optimal refraction traveling time is studied.
近地表速度场的重建是获得准确静校正量的关键。
Rebuilding near-surface velocity field is very important for calculating statics.
其中最重要的是哈尼特矿区，其近地表资源已被早期钻探圈定。
The most significant of these is the Harnett prospect where a near surface resource has been outlined by previous drilling.
本发明公开了一种基于一致近地表模型的逐点激发井深设计方法。
The invention discloses a point-by-point excitation well depth designing method based on a uniform near-surface model.
地震激发点和接收点避开第四系地层，尤其是近地表层，情况就会大幅改观。
If seismic excitation points and receiving points can avoid the Quaternary strata, especially near-surface strata, the collection ratio will be improved greatly.
中地幔过渡带有一个温度突然增加，因此不能根据近地表数据向下做简单的外推。
A sharp temperature increase across the mid-mantle transition zone inhibits a simple downward-extrapolation from the near surface data.
本文主要对成都经济区近地表大气尘中主要的20种元素的空间分布特征进行研究。
The thesis mainly discusses space distribution character of 20 kinds of element of the air dust near the ground in Chengdu economic area.
在水耕土中，近地表的潜充育土元素明显富集，其原因与水耕土的潜育化作用有关。
In water mold, element was obviously richer where closer to the earth surface, due to the latent culture effect of water mold.
因而认为地表、近地表方解石充填过程是碳酸盐岩洞穴型储层的“保持性成岩作用”。
So, the calcite filling in surface and near-surface is "retention diagenesis" of carbonate cavern reservoir.
横波传播不受孔隙流体性质的影响，与纵波相比，横波的近地表层可以达到潜水面以下。
As the S-wave transmission from the impact of fluid properties, compared to the longitudinal wave the near-surface of S-wave can reach under the water table.
大部分的碳会在浮游植物被食用或者分解的时候返回到近地表水域，但仍有一部分被带进了大洋深处。
Most of the carbon is returned to near-surface waters when phytoplankton are eaten or decompose, but some falls into the ocean depths.
大部分的碳会在浮游植物被食用或者分解的时候返回到近地表水域，但仍有一部分被带进了大洋深处。
Most of the carbon is returned to near-surface waters when phytoplankton are eaten or decompose, but some falls into the ocean depths. Illustration adapted from a New Wave of ocean Science, u.
非饱和水通过双层孔隙介质的渗流对于放射性废物近地表处置库的顶盖设计具有重要意义。
It is of very important significance to understand unsaturated water vadose through two layer porous media in design of cover of near surface repository of radioactive waste.
然而，现在对滩浅海地区认识还不够，同时，滩浅海地区近地表结构并不是想象的那么简单。
However, people 'cognition about paralic zone is far not enough, and the near surface structure of paralic zone is not simple as people imagined.
在地震采集中，通过分析近地表地震波的传播特点，优选激发参数，来提高地震波的激发质量。
During seismic acquisition, it should analyze near-surface seismic propagation characters, optimize shooting parameters and increase shooting quality of seismic wave.
针对水陆过渡带特殊地表条件，根据近地表调查资料，进行最佳激发岩性、井深和组合激发研究。
For the special surface conditions of land-water transition zone, the optimal excitation lithology, depth combined excitation have been researched, according to the near-surface survey data.
静校正计算时一般假设射线在近地表附近为垂直传播，这种假设往往与射线实际传播的路径不符。
The general assumption in calculating static correction is that the near-surface ray-paths travel vertically, which does not conform with the actual travelling path of ray.
由于现有静校正方法的应用存在一些局限，因此不能很好地解决复杂近地表结构地区的静校正问题。
For the statics problem in complex near-surface structure area, on account of the restriction of current statics method, the statics problem in such area cannot be well solved.
其主要原因除与油气地质条件相关外，还取决于近地表沉积物的性质，以及地理、地貌的景观条件。
In addition to the petroleum geologic conditions, the main causes are also related with the properties of near surface sediments and the geographical and geomorphologic landscape conditions.
在分块研究的基础上，进行了水—土壤—植物—近地表大气尘间元素的迁移转化及环境健康效应研究。
Based on the research of above, the thesis studies element transfer in the system of water -soil -plants -air dust.
反射波在经过近地表的过程中受到诸多因素的干扰，尤其是地表起伏和近地表低降速带，对其影响甚大。
Reflections are impaired by interferences, especially irregular topography and low velocity layer when they travel through near surface.
本文应用随机介质模型，导出近地表表土及风化层中开挖圆形隧道引起地表移动及变形的有关预计公式。
Based on stochastic medium model, The formulas have been derived for predicting ground surface movement and deformation due to near-surface tunnel excavation.
全球气候变暖的定义是崛起的平均气温的地球近地表层的空气，以及海洋，并延伸到预计的延续，即上升。
Global warming is defined as the rise of the average temperature of the Earth's near-surface layer of air as well as the oceans, and extends to the projected continuation of that rise.
铜川矿区5＃煤层中的高岭石泥岩夹矸是由酸性火山灰在近地表的成煤条件下经酸性水淋滤、蚀变而成的。
The kaolinite tonstein in the seam5# is formed by acidic ash alterated in the acid medium in peat bog in tongchuan district.
本文介绍了金厂峪金矿副并提升系统改造概况和在破碎不稳固的近地表岩体中开挖卷扬机硐室获得成功的经验。
This paper presents the transformation situation of the hoist system for service shaft and the successful experience of driving hoist room in the break and unstable rock mass near to surface.
本文介绍了金厂峪金矿副并提升系统改造概况和在破碎不稳固的近地表岩体中开挖卷扬机硐室获得成功的经验。
This paper presents the transformation situation of the hoist system for service shaft and the successful experience of driving hoist room in the break and unstable rock mass near to surface.
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