应用模态置信标准(mac)的概念对细纱机机架的模态进行了辨识。

With MAC concept, the modal of spinning frames is identified.

生产粗梳毛纱的细纱机种类很多，例如走锭纺纱机、环锭纺纱机等。

Several types of spinning systems have been used in making woolen yarns, for example mule spinning, ring - frame spinning, etc.

目前的细纱机，有的可以直接将纱线卷绕在纬管上，而不是卷绕在细纱管上。

There are spinning frames in existence which package filling yarn directly on quills rather than ring tubes.

针对细纱机用上、下胶圈在生产中的应用特点，探讨了胶圈与成纱质量的关系。

An approach is made into relationship between spinning aprons and yarn quality basing on the properties of the upper and lower aprons in spinning production.