The contractionjoint width of concrete pavement influences the quality of pavement and driving.
水泥混凝土路面上的纵、横直线缝隙的宽度过大或过小都将影响路面和行车质量。
2
Construction quality of Maurea expansion and contractionjoint of bridge directly affects the service level and driving comfortability of highway bridge.
桥梁毛勒缝的施工质量直接影响公路桥梁的服务水平和行车的舒适性。
3
This paper analyzes the griping methods, striking kinds and points, joint and muscle contraction characteristics and training methods of baseline backhand stroke with single hand.