A.1/4 B.1/3 C.1/2 D.2/3 E.4/5
A.5% B.10% C.15% D.20% E.25%
A.正交技術(shù) B.立體平移技術(shù) C.立體交角技術(shù) D.立體斜交技術(shù) E.旋轉(zhuǎn)技術(shù)