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本文介绍用焦磷酸钠洗井的点滴经验,并指出当用传统的洗井方法不能消除堵塞时,如用化学方法洗井则更有效。
This article describes the bit-by-bit experience with sodium pyrophosphate for flushing wells and points out that it is more effective to use chemical methods to wash wells when traditional plugging methods do not eliminate plugging.