This puper analyzes the structure and characteristics of the Load Balancing Cluster Server.

分析了负载平衡集群服务器的结构和特点。

This puper expounds explosion-proof property of lighting switches used in underground tunnel working area etc.

论述了用于井下巷道工作面等处照明开关的防爆性。

This puper analyzed the techniques of bent-leg drive mode and leg drive mode of sprints midway running, and concluded the bent-leg drive mode was superior than leg drive mode.

采用高速摄影和影片解析方法，对我国优秀男子百米运动员途中跑阶段支撑腿缓冲技术进行对比分析。