A.鋼絲繩股數(shù) B.每股鋼絲繩直徑 C.每股鋼絲繩根數(shù) D.鋼絲繩繩芯直徑
A.40N~60N;15°~30° B.60N~80N;15°~30° C.40N~60N;30°~45° D.60N~80N;30°~45°
A.70℃ B.80℃ C.90℃ D.100℃