神经根型颈椎病患者,下列哪项试验阳性()
A.旋颈试验
B.侧向试验
C.椎间孔挤压试验
D.密耳氏征
参考答案:C
If the areas of the three different sized faces of a rectangular solid are 6, 8, and 12, then what is the volume of the solid ?()
A.576
B.288
C.144
D.48
E.24
竞赛场地四周内沿应标明几厘米宽的白色边线()
A.3厘米
B.4厘米
C.5厘米
D.10厘米