By interweaving of bamboo charcoal polyester with PTT , cotton , two kinds of bilayer mesh knitted fabrics are designed and developed, besides the fabrics have healthy function, wet permeability and quick-drying , vapor transmission and comfortable properties are also very nice , they are ideal fabrics for sports and leisure apparels.

The Pt-Rh or Pt-Pd-Rh alloys knitted catalytic gauzes were tested for nitric acid production in four atmospheric pressure ammonia oxidation furnaces,which were divided into two sets.