...关键词：陕北油田；低渗透油藏；储量；渗透率；超前注水 [gap=1123]Key words: shanbei oil field; Low permeability reservoirs; Reserves; Permeability; Advanced water injection.
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refracturing in low-permeability reservoirs 低渗透油藏中的再次压裂
very low permeability reservoirs 低渗透油藏
deep low permeability reservoirs 深层低渗油藏
extra low permeability reservoirs 特低渗透油层
extra-low-permeability reservoirs 特低渗储层
middle-low permeability reservoirs 中低渗油藏
Ying51 block of Talaha oilfield has extra-low permeability reservoirs, which is produced by fracturing.
他拉哈油田英51区块为特低渗透油层，采用压裂投产方式。
The low permeability reservoirs have the start-up pressure, and the seepage flows do not obey the Darcy's law.
低渗透油藏渗流时存在启动压力现象，其渗流特征不遵循达西定律。
Conventional production decline law incorrectly reflects the production feature of low permeability reservoirs.
常规产量递减规律不能很好地反映低渗透油藏的生产特征。
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