A.锯条 B.剪刀 C.锉刀 D.量规
A.724℃ B.725℃ C.726℃ D.727℃
A.2% B.2.06% C.2.11% D.2.2%
A.Wc<02.5% B.Wc<0.60% C.Wc≤0.020% D.Wc≤0.045%
A.刃倾角大于0° B.刃倾角小于0° C.刃倾角等于0°