The water made it easy to move timber to mills and overseas, but as loggers were forced farther inland, they needed to develop new methods of transporting their product.
有了水，将木材运往加工厂和海外市场就更加轻松，但随着伐木工人被迫深入内地，他们需要开发新的运输方法。
Continuous Mills Dual Motor Differential Drive (DMDD) Speed Control System is a newly developed em, in which both electric and mechanic methods are used.
双机联合拖动差动调速连轧机调速系统，是一种电气和机械方法并用的新型调速系统。
The paper analyzed the failure methods of main drive gear for mills, and provided some measures should be adopted to improve the carrier capacity and life of the gear for mills.
本文对轧机主传动齿轮失效形式进行了分析，就提高轧机齿轮的承载能力和寿命提出了应采取的几点措施。
Mill modulus control (MMC) is one of important methods in the automatic gauge control (AGC) systems of strip rolling mills.
变刚度系数是板带连轧机厚度自动控制系统中一个重要的参数。
Moreover, according to different materials and discharging methods, there are dry ball mills and wet ball mills for choice.
根据物料及排矿方式，可选择干式球磨机和湿式格子型球磨机。
Moreover, according to different materials and discharging methods, there are dry ball mills and wet ball mills for choice.
根据物料及排矿方式，可选择干式球磨机和湿式格子型球磨机。
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