【摘要】 本文分析了速度链在分部电气传动造纸机中的作用，并提出一种低漂移的速度链和另一种频率给定型的速度链供读者参考。更多还原

【Abstract】 This paper analysizes the action of speed chain in paper machine with sections electric drive. This paper also presents a circuit of speed chain with low drift and another circuit of speed chain with frequency set type. These circuits can be referenced foI readers更多还原