1) natural anchorage
天然锚地
2) natural wetland
天然湿地
1.
The utilization of constructed wetland in the field of natural wetland conservancy;
人工湿地在天然湿地保护中的应用
2.
Research on the purity effect of agricultural non-point pollution that natural wetlands to Hamatong river basin in Sanjiang Plain
天然湿地对三江平原蛤蟆通河流域农业非点源污染净化效果研究
3) natural earthquake
天然地震
1.
Jiuxi basin is located in the northeastern margin of Qinghai-Tibet plateau with active natural earthquake.
酒西盆地位于青藏高原的东北缘,天然地震活跃,喜马拉雅运动在盆地的活动可划分出11个阶段,其构造挤压强度依次由弱变强,在上新世中期达到高峰,是该区构造的主要变形期和定格期,也是该区油气成藏的主要时期。
2.
The tectonic domains with active crustal movement may include circum-Pacific tectonic zone,oceanic ridge tectonic zone and northern continental tectonic zone nowadays,in which there exist active natural earthquakes,re-movement of deep faults.
现今地壳运动活跃的构造域有环太平洋构造系、大洋脊构造系与北大陆构造系,在这些构造系中天然地震活跃,深断裂重新活动。
3.
The correlation between rockburst and the regional natural earthquake has been analyzed;and it is found that the occurrence time of natural earthquake lags behind that of rockburst.
对中国矿震受区域应力场影响问题,探讨了矿震与固体潮之间的相关性,发现矿震发生与月球固体潮有较好的相关性;探讨了矿震与其附近区域天然地震在时间上的相关性,发现天然地震较矿震具有滞后性;探讨了矿震空间分布规律,发现在平面分布上发生矿震的矿井也属于天然地震的多发地带,而且几乎都分布在构造活动性强的地震带内;在深度分布上,存在着发生矿震的临界深度。
4) earthquake
[英]['ɜ:θkweɪk] [美]['ɝθ'kwek]
天然地震
1.
Hydrocarbon in generation,migration,accumulation and dispersion and earthquake generate or occur in upper part of the crust,there exists consequence between them.
天然地震和油气的生、运、聚、散都发生或演化于地壳的上层,它们之间存在着因果关系:地震可对油气的成藏和开发产生诸多影响;反过来,后者也会诱发或抑制天然地震;但前者对后者的影响更大一些。
2.
Earthquake forms when crust under the stress is damaged promptly.
天然地震是地壳在应力作用下岩石快速破坏的结果，构造裂缝、断裂的形成（或断层的再活动）与天然地震关系密切。
3.
According to seismic, regional earthquake and geological data, the paper discusses the main types of geohazards (faults, earthquakes, seafloor slip and sea floor topographial obstacles), activities, distribution and causes of these geohazards.
利用地震等地球物理资料及区域天然地震地质资料的综合研究,初步研究了盆地中地质灾害因素的主要类型(断层、天然地震、海底地形障碍、海底滑坡、火山活动等),研究了不同类型地质灾害的活动规律、分布位置和主要成因。
5) natural foundation
天然地基
1.
Numerical analysis of settlement of composite foundation and natural foundation under earthquake action;
复合地基与天然地基在地震作用下附加沉降的数值分析
2.
Study on feasibility of intensively weathered diorite serving as natural foundation;
闪长岩强风化带做高层建筑天然地基的可行性研究
3.
The field inspection and incipient fault treatment of natural foundation
天然地基的现场检验及隐患处理
6) natural ground
天然地基
1.
The settlement characteristics of the underlying soil layer of composite ground are studied systematically; through comparison of the settlements , by proper numerical modeling tests for composite ground, two-layered soil, artificial ground and natural ground with different improvement parameters, such as replacement ratio and elastic modulus ratio between pile and soil.
采用复合本构有限元和传统有限元两种计算模型,通过不同桩土模量比和置换率条件下复合地基、双层地基、人工均质地基下卧层沉降与天然地基相应计算结果的比较,系统地研究了复合地基下卧层的沉降特性,并在此基础上建立了相应的计算方法。
2.
From the aspects of bearing capacity,averaged settlement and integral decline,analyzing a building of 32 layers based on residual soil of granite,proving the feasibility of natural ground.
通过一栋 32层的高层建筑 ,以花岗岩残积土作为基础持力层 ,从承载力、平均沉降量和整体倾斜等诸方面进行分析、论证 ,采用天然地基是可行的。
补充资料：湿天然气
分子式：
分子量：
CAS号：
性质：见天然气。
分子量：
CAS号：
性质：见天然气。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条