Test method for wind resistant asphalt shingles with sealed tabs 带密封片的防风沥青墙面板的试验方法
2.
Building covering . extruded mastic sealing strips for metallic roofing . specifications . test 屋顶.金属屋顶用挤压胶粘水泥密封片.规范.试验
3.
New idea toward the calculation methods for the rotary air preheater rotator mushroom type deformation and the installation method of folding gaskets . were put forward the calculation method for the pre - arangement of the folding line gap was presented 摘要对回转式空气预热器转子蘑菇状变形量的计算方法和密封片的安装方法提出了新的观点,并对这折线密封间隙的预留提出了新的计算方法。