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轉杯紡紗工藝rotor spinning technology * d# S2 E3 }1 {6 j0 @ 8 n; Q4 V1 O2 ?4 f7 h8 o0 l { C% o! D 3 Z3 x# e" g& l; D& }' _ 轉杯紡是條子直接紡紗,前紡工序仍為開清→梳理→頭、二道 ...
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