可变形粒子 meaning in English

deformation particle

A deformational particle with oil - soluable property is used as a bridge plug to build a shielding layer in the oil - gas reservior channel , to prevent the pollution caused by drilling mud entering the reservior due to the pressure difference , and so to protect the oil - gas reservior
摘要用一种具有油溶性质的可变形粒子做桥塞物，在油气储层通道中建立桥堵屏蔽层，防止由于压差造成钻井泥浆进入储层而形成污染，从而起到保护油气储层的作用。