油气层损害包括无机损害和有机损害。
Reservoir damage includes inorganic damage and organic damage.
假如油躲一旦发生油气层损害，直接影响油躲的开发效果。
Once hydrocarbon reservoir damage occurs, the development effects will be affected directly.
在钻井、完井等井下作业过程中，造成油气层渗透率下降的现象通称为油气层损害。
The phenomenon of reservoir permeability decrease caused by drilling, completion and other underground operation is known as formation damage.
保护油气层的室内评价工作主要是借助于有关仪器，测定入井流体对油气层损害后的渗透率变化情况。
The laboratory evaluation for protection oil-gas formation is conducted mainly with related instruments to monitor the permeability change of the core.
通过对松南地区储层岩性进行分析，总结了该地区储层损害机理，提出了井眼稳定与减少油气层损害的对策。
Based on analyzing reservoir lithology of Songnan area, the reservoir damage mechanisms are summarized and counter measures are taken to reduce reservoir damages.
本文利用JHDS高温高压动失水仪，在确定的实验参数条件下规定了评价各种入井流体对油气层损害程度的模拟评价程序。
JHDS HTHP Dynamic Filtration Press is used to evaluate the damage to oil-gas formation according to specific simulation evaluation program for each kind of fluid under definite test parameters.
原油沥青质沉积形成的有机垢是造成油气层损害的主要原因之一，因此对原油中沥青质的沉积采取有效的预防和清除措施是至关重要的。
Organic scale from asphaltene precipitation is one of main causes of formation damage, Therefore to take some effective prevention and remove measures is very necessary.
进入90年代，油气层保护在国外进展较快，他们试验成功了许多解除地层损害的新方法。
In 1990's hydrocarbon reservoir protection techniques develop quickly in foreign countries, and many new measures to control formation damage have been found.
进入90年代，油气层保护在国外进展较快，他们试验成功了许多解除地层损害的新方法。
In 1990's hydrocarbon reservoir protection techniques develop quickly in foreign countries, and many new measures to control formation damage have been found.
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