... duct line system ==> 管路式 duct lining ==> 风道衬里 duct loss ==> 管道阻力,管道损失 ...
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acoustical duct lining 风道隔音衬里
acoustic duct lining 吸声管道衬砌
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This material could be the best solution for tertiary air duct elbow lining occasions.
解决了大型回转窑三次风管弯头的材料问题。
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