A. 尖锐尺寸 B. 锋利尺寸 C. 缩减尺寸 D. 夏普尺寸
A. one B. two C. three D. four
A. 化妆 B. 弥补 C. 组成 D. 整理
A. weight reduction B. high reliability C. excellent functional performance D. low cost E. low power dissipation