The technical stability is described in principle and technique, field test indicates that the technique is effective.
从原理及技术特点上说明了该工艺的可靠性，现场试验效果证明了该工艺的有效性。
The technical stability is described in principle and technique, field test indicates that the technique is effective.
从原理及技术特点上说明了该工艺的可靠性，现场试验效果证明了该工艺的有效性。
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