Through composite method of geological, log, seismic and core analyses, depositional system of Eogene Liushagang Fm in Fushan sag has been studied.
运用地质、测井、地震及岩芯等综合方法，对福山凹陷下第三系流沙港组的沉积体系进行了研究。
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Aluminum conductor Composite Core is a brand new conductor for overhead lines. Its advantages are light weight, high strength, good thermal stability, low sag, large ampacity and corrosion resistance.