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...: Used to evaluate the ability of vertically installed bundled wires, cables, or optical cables to suppress vertical flame propagation under specified conditions, with the need to cooperate with smoke and du...
...: Used to evaluate the ability of vertically installed bundled wires, cables, or optical cables to suppress vertical flame propagation under specified conditions, with the need to cooperate with smoke and du...
..., and the use process needs to cooperate with smoke dust removal towers. The whole machine is composed of several parts, such as a test chamber, an air source, a steel ladder, an emission purification system...