卧式管式空气预热器
horizontal tubular air preheater
圆管式空心无梁楼盖
tubular voided flat plate floor
装配式空心板
prefabricated cellular slab bridge
装配式空心板桥
fabricated hollow slab bridge
prefabricated cellular slab bridge
FRP-混凝土-钢双壁空心管
FRP-concrete-steel double-skin tube
FRP-混凝土-钢双壁空心管短柱
FRP-concrete-steel double-skin tubular stub
FRP-混凝土-钢双壁空心管柱
FRP-concrete-steel double-skin tube column
板管式热交换器
tube-on-sheet heat exchanger
弹性空心管桩
elastic hollow pipe piles
顶部对流式管式炉
overhead convection type of pipe still
overhead convection type pipe still
固定管板式
fixed tubesheet exchanger