小圆肌作用()。 ["肩袖破口向前牵拉","肩袖破裂口向后牵拉","肩袖破裂口向中心牵拉","肩袖破裂口向外牵拉","肩袖破裂口向内牵拉"]
冈下肌作用()。 ["肩袖破口向前牵拉","肩袖破裂口向后牵拉","肩袖破裂口向中心牵拉","肩袖破裂口向外牵拉","肩袖破裂口向内牵拉"]
在骨骼疾病的诊断酶学中最重要的酶是() ["LD","CK","ALP","ACP","ALT"]
冈上肌作用()。 ["肩袖破口向前牵拉","肩袖破裂口向后牵拉","肩袖破裂口向中心牵拉","肩袖破裂口向外牵拉","肩袖破裂口向内牵拉"]
软卧车的车种代号是()。 ["RW","YW","RZ","ZG"]
简述圆形拉伸试样加工平行长度部分的要求。