1)thin out trap,尖灭圈套2)pinch trap,尖灭圈闭3)updip wedge out trap,上倾尖灭圈闭4)lithologic pinch out trap,岩性尖灭圈闭5)imaginary sharp ring corner,理<假>想套圈尖角6)pinchout,尖灭
用法例句
The mechanism of oil and gas accumulation in Shuanghe Oilfield was studied systematically by analyzing the forming process of sandstone updip wedge out traps,migration style of oil and gas,the process of hydrocarbon accumulation in a large scale caused by different uplifting tectonic movements in the late Liaozhuang period.
