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Engineering Technology: Structural steel construction and cable-membrane material control on the quality of the membrane surface

Engineering Technology: Structural steel construction and cable-membrane material control on the quality of the membrane surface

[Student] problems and long-span cable-membrane structure steel construction on the membrane surface material quality control?
[Answer] works mainly membrane surface using PTFE coated polyester film of PVC and fiberglass Teflon film, only a handful of companies produce the material internationally. The main indicators should include material unit weight, thickness, mechanical properties, optical properties, fire resistance and durability.
Above all finishing work based on actual problems encountered students from, for reference, any questions, please timely communication, correct me.