横向垄断协议
参考答案:
又称水平垄断协议,是指两个以上处于同一生产或销售环节、生产或销售同类产品或提供同种服务而具有直接竞争关系的经营者,通过共谋而达成的垄断协议。
But the unpleasant feeling of coldness disappeared at the _______ of his students pouring out of their
classroom to give him a warm, wordless welcome.[ ]
A. sight
B. scene
C. view
D. sign
肱二头肌除了有屈肘功能外,对以下哪项关节活动尚有一定作用:()
A.肩肱关节的前屈
B.肩肱关节的外旋
C.肘关节的后伸
D.肩肱关节的后伸
E.肩肱关节的外展