下切谷由白垩纪早期准噶尔盆地南缘强烈的构造幕式挤压冲断作用导致的湖平面快速下降形成。
The back bulge slope belt in large compressional basins is the major area where large incised valleys are formed.
北祁连金属成矿省在地质历史演化过程的不同构造环境内形成了四个主要金属成矿幕。
Four metallogenetic epochs occurred in different tectonic environments during the evolution of the Northern Qilian metallogenetic province through geological time.
在幕式构造作用下，滦平盆地经历了5期火山喷发和构造沉降演化阶段。
This basin underwent 5 evolution stages including volcanic irruptions and tectonic subsidences under the actions of episode tectonic movements.
幕式流动是油气运移的最大特征，与盆地的幕式构造活动相辅相成互为因果。
Episodic flow is the most characteristics of hydrocarbons migration and complement each other and inter determined with the episodic movement of sedimentary basin structures.
地壳深部的变质流体可能也是呈幕式活动并产生幕式的构造运动。
The metamorphic fluid activity in the deep parts of crust can be in episodic manner and produce episodic tectonic movements.
弹丸着靶坐标和飞行速度以及飞行方向角是外弹道测试中必测参数，本文针对四幕光幕靶和双光幕测速系统的不足，采用六个大靶面光幕靶，构造出了两类六光幕阵列结构。
Because of drawback of four-screen measuring system and two-screen velocity measuring method, an improved six-light-screen array is presented that is composed of six large area light screens.
弹丸着靶坐标和飞行速度以及飞行方向角是外弹道测试中必测参数，本文针对四幕光幕靶和双光幕测速系统的不足，采用六个大靶面光幕靶，构造出了两类六光幕阵列结构。
Because of drawback of four-screen measuring system and two-screen velocity measuring method, an improved six-light-screen array is presented that is composed of six large area light screens.
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