大直径

• Test study on length influence to large diameter friction piles
  桩长对大直径摩擦桩影响的试验研究
• The technology of large diameter bored pier construction on the sea
  海上大直径钻孔灌注桩施工技术
• Standard specification for large diameter polybutylene plastic pipe
  大直径聚丁烯塑料管的标准规范
• A process method of the inside and outside sphere tile of big diameter
  大直径内外球面瓦的加工方法
• Large diameter polybutylene plastic pipe
  大直径聚丁烯塑料管
• Gas drainage in seam with large auto variable diameter bore holes
  自动变径大直径钻孔抽放煤层瓦斯试验
• Large - diameter carbon steel pipe flanges
  大直径碳钢管法兰
• Analysis of strength in high speed rough grinding wheel of large diameter
  大直径高速粗磨砂轮的强度分析
• Research on the application of large diameter deep - hole springing blasting
  大直径孔药壶爆破技术应用研究
• Construction technique of ultra - deep bored filling pile with large diameter
  超深大直径钻孔灌注桩施工技术