A、答案:
B、√
答案:空
A、答案:
B、√
答案:空
A. (A)0.01 mm,0.30 mm,0.05 mm
B. (B)0.1 mm,0.3 mm,0.5 mm
C. (C)0.1 mm,0.02 mm,0.05 mm
D. (D)0.01 mm,0.02 mm,0.5 mm
A. (A)25 min
B. (B)30 min
C. (C)35 min
D. (D)40 min
A. (A)一般A类
B. (B)一般B类
C. (C)一般C类
D. (D)一般D类
A. 正确
B. 错误
A. (A)剪切力
B. (B)弯曲力
C. (C)扭转和弯曲力
D. (D)扭转力
A. 正确
B. 错误
A. 答案:
B. ×
A. (A)上偏差为负值
B. (B)下偏差为负值
C. (C)上偏差为正值
D. (D)下偏差为正值
A. 答案:
B. √
A. 答案:
B. √