The Lower Paleozoic reservoir mainly by corrosion pore, intercrystalline pore and the crack are composed.
下古生界储层主要由晶间孔、溶孔和裂缝组成。
The Lower Paleozoic reservoir is Majiagou formation's putty crystal dolomite and powder crystal dolomite primarily.
下古生界储层主要以马家沟组的泥晶白云岩和粉晶白云岩为主。
Limestone and dolomite in North Chinamainly occur in the Lower Paleozoic and those in South China in the Devonian - Triassic.
灰岩、白云岩在华北主要产于下古生界，在华南主要产于泥盆系-三叠系。
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