英语语法分析

In this paper, the pelleting methods of natural apatite and the influencing factors are investigated.

探讨了改性天然磷灰石废水处理剂的造粒方法及其影响因素。

Hence how to improve feed quality and pelleting efficiency attracts the attention of every feed manufacturer.

因此，如何提高饲料质量和制粒效率是每个饲料生产企业关注的话题。

With computer control, it realizes automation of grinding, proportioning, mixing, expanding, pelleting and packaging.

采用计算机控制，实现粉碎、配料、混合、膨化、制粒和包装自动化。