A. 按皮、开皮、打皮、拍皮、开小酥、开大酥 B. 捏皮、开皮、打皮、拍皮、开小酥、开大酥 C. 按皮、开皮、切皮、拍皮、开小酥、开大酥 D. 按皮、开皮、打皮、搓皮、开小酥、开大酥
A. 20% B. 50% C. 40% D. 10%