The test shows that the influence of roving elongation percentage on roving weight unevenness and evenness CV is evident, and the control of roving tension is very important.
通过试验测试发现粗纱伸长率对粗纱重量不匀率和条干c V值影响显著，强调了控制粗纱张力的重要性。
The paper introduces a new method and a new instrument on direct testing rove elongation Percentage with some techniques such as telemetry in operating of roving frame.
文章介绍了一种在粗纱机运行过程中利用遥测等技术直接测量粗纱伸长率的新方法和新仪器。
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