Keywords Aminosulfonic Acid/Ammonium Hydrofluoride Acidizing Fluid;Reservoir Blockage Removing;Water Injectivity Enhancement;Water Injection Wells;Retarded Acid;Acidization in Depth;

• 氨基磺酸-氟化氢铵酸化液;解堵;增注;注水井;缓速酸;深部酸化;