1 g9 @( V6 Y. U* \) _; f单式弯纱single sinking" W. Z0 W6 i. c) ]7 } o6 u' \0 C
复式弯纱sinking and dividing 有回退式弯纱sinking with robbing. E$ y& |& F( n
无回退式弯纱sinking without robbing 夹持式弯纱sinking with clamping( M; @2 n7 ]2 \- S; N! M
非夹持式弯纱sinking without clamping % q8 ^! G+ F7 f0 Q4 D Z0 I
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