Opening-closing is a basic form of the Earth's movement and opening-closing tectonics is a basic tectonics in geological evolution.
开合运动是地球运动的基本形式，开合构造是地质演化的基本构造。
The theory of plate tectonics is the mainstream of tectonic in the present, and mantle plume tectonics is the important supplement for it.
板块构造理论是当今大地构造学的主流，地幔柱构造则是对它的重要补充。
Long line engineering sites usually have to pass through some active tectonics, so that the research of active tectonics is of great importance to seismic safety evaluation of this sort of site.
长线工程场地一般都得穿经活动构造带，因而活动构造研究在该类场地的地震安全性评价工作中尤为重要。
Geochemistry is an indispensable means of solving great geological tasks (including tectonics) on a global scale, and tectonics is a driving force finishing some geochemical processes.
地球化学是解决全球性重大地学理论课题(其中包括构造在内)必不可少的手段，而构造是完成某些地球化学作用的驱动力。
Since Jurassic, they both have experienced similar tectonic evolution, i. e. the extension tectonics in JurassicPaleogene and compressive tectonics in Neogene-Quaternary.
侏罗纪以来两地区经历了相似的构造演化，即侏罗纪-老第三纪的伸展构造阶段和新第三纪-第四纪的挤压构造阶段。
The gold mineralization in the northwest Sichuan Province is controlled by both tectonics lithofacies and tectonics magma.
川西北地区金成矿受构造—岩相和构造—岩浆双重控制。
Seismic tectonics is a necessary basis of strong earthquake occurring, and conceiving and occurring of strong earthquake are closely related with tectonics.
地震构造是强震发生的必要基础，强震的孕育和发生与构造密切相关。
Plate tectonics is explained, including motive force of crustal movement, delimitation and boundary of plates, relation be-tween plate tectonics and earthquake.
介绍了关于地球地壳运动的板块学说理论，主要内容是板块运动的动力、板块的划分、板块的分界线，以及板块构造学说与地震的关系。
Plate tectonics is explained, including motive force of crustal movement, delimitation and boundary of plates, relation be-tween plate tectonics and earthquake.
介绍了关于地球地壳运动的板块学说理论，主要内容是板块运动的动力、板块的划分、板块的分界线，以及板块构造学说与地震的关系。
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