以下不属于海特技法特点的是？Which of the followings is NOT one of the features of Hayter technique?
A. 它可以一版上实现多层的叠色和线条的结合It combines mutiple lines and colors within a single plate
B. 简化了版画复杂的程序 It simplifies the procedure of printmaking
C. 突出了手绘艺术的美学It shows the asthetic value of painting
D. 原理是利用油墨的粘度差The stickiness of the ink is the trick.
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下面毒性比较大的腐蚀液是： Which one is the most poisonous?
A. 三氯化铁 FeCl3
B. 盐酸HCL
C. 醋酸H3COO2
D. 硝酸HNO
铜版套色技法使用的板材主要包括哪两种？What are the two main kinds of material for color etching?
A. 锌版Zinc Plate
B. 铝板 Allium Plate
C. 铜版 Copper Plate
D. 树脂版 Resin Plate
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