The gas pool prediction and gas bearing abundance prediction can be carried out through the cross plots of density and bulk modulus with density and shear velocity.

利用密度与体积模量以及密度与横波速度的交会图分析可以进行文西地区气藏预测和含气丰度预测。

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Cave and cleft in karst limestone are the main oil-bearing space of Ordovician oil poor in Tahe oil field, the develop level of ancient karst controlled the formation oil pool in Ordovician reservoir.

塔河油田奥陶系油藏储集空间以碳酸盐岩岩溶孔洞缝为主，古岩溶发育程度对奥陶系油气成藏有重要的控制作用。

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And then it describes the "Zero-Speed Principle" of the effective new type shallow pool air bearing equipment. Finally, the writer makes a comparison of the same equipments between home and abroad.

对新型高效浅池气浮设备的“零速原理”及国内外同类设备对比、应用情况作了简单的介绍。

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