freehand drawing

基本解释

Master skills of freehand drawing.
掌握徒手绘图的技巧。
Koos Eissen is an associate professor at the Delft University of Technology and teaches freehand drawing classes at the Faculty of Industrial Design Engineering.
库斯·埃森是代夫特理工大学的副教授，主讲工业设计工程的徒手绘图能力课程。
He was keen on both computerized and freehand drawing motif designs with unique style and vision. Some references are shown below and more samples will be available by contacting us.
对于电脑印花及手绘印花有独特的风格视野及能力，以下是过往多年的部份参考样本，如希望取得更多详细资讯请与我们联络。
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