2 h+ W- m1 p; i7 b单式弯纱single sinking- p! b8 t& G2 H$ a
复式弯纱sinking and dividing 有回退式弯纱sinking with robbing
, |4 {+ g( B. U/ P7 [. A7 W无回退式弯纱sinking without robbing 夹持式弯纱sinking with clamping
8 \. f. c0 _! S8 {非夹持式弯纱sinking without clamping . d! u' o: F! C% C E0 N
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