( [: ^8 D H+ q* j
单式弯纱single sinking
& H- t: w/ R4 j* e5 k& J; Z8 n复式弯纱sinking and dividing 有回退式弯纱sinking with robbing8 h! a! N N7 w( [) [+ j% Q
无回退式弯纱sinking without robbing 夹持式弯纱sinking with clamping
( h& a/ X9 E f% p/ ^7 R6 y非夹持式弯纱sinking without clamping ) a2 V4 W$ W+ Q( G- r) b! T7 `
7 v$ u6 A; B5 e
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B2 k5 O' e' X, {- M. @" B: L2 H5 D
1 A; r* n4 p5 z& N g5 m$ t
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