A.12.50~13mm B.13~14mm C.9~10mm D.10.50~11.00mm
A.X-Y鍵 B.P-B鍵 C.混合鍵 D.中間值鍵
A.以順動(dòng)的為準(zhǔn) B.以逆動(dòng)的為準(zhǔn) C.以占優(yōu)勢(shì)的光帶為準(zhǔn) D.以不占優(yōu)勢(shì)的光帶為準(zhǔn)