经过多年实践后，他能熟练地领航了。
He has become expert in piloting ships after many years of practicing.
我们针对这一问题进行了多年实践，取得了一定的经验。
Through many years practice, we have got some of the experience.
DWAF系列产品在全球范围内有着多年实践成功经验。
DWAF series products globally have many years of practice and successful experience.
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