Due to the variation of geologic environment reservoir is often invaded by external water, thus, resulting in the property difference between connate water and formation water.
油藏形成后，由于地质环境变化，储层往往会受到外部水系的侵入，从而造成原生水和水层地层水性质的差异。
With the formation of the Three Gorges Reservoir Area (the TGR Area), the water quality of the TGR Area has also aroused public attention.
随着三峡库区的形成，三峡库区水环境的质量也引起了公众的注意。
Formation damage occurs when injected water is not compatible with the reservoir.
油田注入水与储层不配伍时会导致储层伤害。
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