Methods Review and analyze 375 cases in this series treated with the united three ways(massage by hand,many directions drawn by computer program-controlled and dehydration therapy) of the hernition of lumbar disc.
方法回顾性分析375例采用“三联疗法”(手法推拿按摩、电脑程控多方位牵引和脱水疗法)治疗的腰椎间盘突出症患者,按照胡有谷的影像区域定位分类,并比较分析其中转手术治疗的12例术中结果。
In this article,the author introduces some installation technologies of integral steel box girders,such as applying simple equipment to draw across the bridge piers with a winch,and using lifting device to dropped girders into place,which is applicable in practice to installation of structure in large size.
介绍整体式钢箱梁应用简易设备牵引过孔、升降装置落梁就位的施工技术,为大体积构件安装提供借鉴。
After a reasonable design,in the roadway to install a wind SQ-80 Promise of continuous traction rope winch, resolved the long-distance transportation,roadway variable slope,turning large issue and the realization of a safe and efficient.
综采工作面设备辅助运输一般使用小绞车与电瓶车联合运输,需要投入大量的人力、物力,作业人员安全系数低,事故率高,运输效率低,运行费用高;经过合理设计,在回风巷安装一台SQ-80型无极绳连续牵引绞车,解决了长距离运输巷道变坡多、拐弯大等问题,实现了安全、高效运输。