渡海登岛400米障碍报价 模拟摇摆舱训练400米障碍厂家
portant;">一跨桩中点距端线5portant;">米portant;">.portant;">左边两个跨桩的中点相距portant;">2.30portant;">米portant;">,portant;">距离跑道中线portant;">60portant;">厘米portant;">, 1portant;">跨桩中点距离端线portant;">6.15portant;">米portant;">.portant;">跨桩由木桩和水泥构成portant;">.2.portant;">壕沟portant;">:portant;">长portant;">,portant;">宽portant;">,portant;">深各为portant;">2portant;">米portant;">.portant;">沟壁应是垂直面portant;">. 3.portant;">矮墙portant;">:portant;">宽portant;">2portant;">米portant;">,1.1portant;">米portant;">,portant;">厚portant;">20portant;">厘米portant;">.portant;">洞孔宽portant;">50portant;">厘米portant;">,40portant;">厘米
portant;"> 墙:portant;">宽portant;">,portant;">各portant;">2portant;">米portant;">,portant;">厚portant;">20portant;">厘米portant;">.portant;">主要由木板组成portant;">. 7.portant;">低桩网portant;">:portant;">由portant;">12portant;">根立柱对应分列两行portant;">,portant;">行距portant;">2portant;">米portant;">,portant;">间距portant;">1portant;">米portant;">,portant;">桩出地面portant;">50portant;">厘米portant;">,portant;">每对立桩间用弹性材料拉直成横线构成桩网portant;">,portant;">网下地面以松柔的沙层为宜portant;">.portant;">立柱由钢管构成
