The internal torque on each of the singles will be about 300 TPM, while torque on the two-ply yarn will be 100 in the s direction.
每根单纱的内部扭转力就达到了300tpm，然而合股线在S捻方向上的扭转力是100tpm。
The internal torque on each of the singles will be about 300 TPM, while torque on the two-ply yarn will be 100 in the s direction.
每根单纱的内部扭转力就达到了300tpm，然而合股线在S捻方向上的扭转力是100tpm。
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