manhole造句

• Practice for hdpe manholes for subsurface applications
  地下高密度聚乙烯人孔惯例
• Inspection manhole lid made of polymer matrix composites
  聚合物基复合材料检查井盖
• Manhole closures for pressure vessels of stainless steel
  不锈钢制压力容器用人孔盖
• Manhole tops classes a 15 and b 125 , circular ; frames
  A15和b125级圆形人孔顶部.框架
• Manhole covers for bunkers and tanks on ships ; seals
  船舶贮舱和液槽的人孔盖.密封件
• If we could get that manhole cover up . .
  要是我们能把那个下水道入口盖打开. .
• Manhole closures for pressure vessels of non - alloy steel
  非合金钢制压力容器用人孔盖
• Railway applications - tank wagons - part 6 : manholes
  铁路设施.油罐车.第6部分:人孔
• Construction of manhole s9 to s10 at maintence access track
  于维修通道兴建s9 - s10沙井
• If we could get that manhole cover up
  -要是我们能把那个下水道入口盖打开
• Manhole tops classes a 15 and b 125 , circular ; summary
  A级15和b级125圆形人孔顶部.综述
• Manhole tops classes a 15 and b 125 , circular ; covers
  . a级15和b级125圆形人孔的顶部.盖
• Specification for glass fiber - reinforced polyester manholes
  玻璃纤维增强聚酯检查孔规范
• Or the manhole cover outside your apartment
  还是你公寓外面的下水井盖？
• Fixed ladders for manholes ; german version en 14396 : 2004
  人孔用固定梯子
• Here ' s the question : why are manhole covers round
  这个问题是：为什么下水道井盖都是圆的？
• Manhole tops , class b 125 - part 3 : covers
  . b125级人孔盖.第3部分:井盖
• Manhole tops class b 125 - part 1 : summary
  B125级人孔盖.第1部分:综述
• Standard specification for sewer and manhole brick made from clay or shale
  污水管和人孔用砖
• Railway applications - tank wagons - manholes
  铁路设施.油罐车.人孔