It has obvious actions of leakproof and lost circulation in low pressure absorbent formation because of containing a lot of foam with high shear force and high structural viscosity.
由于含有大量高切力、高结构粘度的泡沫，在低压渗漏地层有显著的防漏堵漏作用。
It has obvious actions of leakproof and lost circulation in low pressure absorbent formation because of containing a lot of foam with high shear force and high structural viscosity.
由于含有大量高切力、高结构粘度的泡沫，在低压渗漏地层有显著的防漏堵漏作用。
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