经过多a的果树高接换头实践，在接穗切削、嫁接时间、砧木处理、嫁接方法及接后管理等方面，总结出了一套高接换头新技术。
After years of high scion and head-changing practice, a set of new technique is generalized about the cutting scion, the grafting time, the stock processing and the management after graft and so on.
现代高新技术的导入即纺织工程与现代技术的嫁接，使我国纺织产业结构发生了深刻的变化。
By high and new technology intervening, the textile engineering grafting on modern technology make our countrys textile industrial structure taking place the deep changes.
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