If you are just starting with operations research theory and want to learn how to model and solve linear problems, this article is a good guide.
如果我们仅仅从运筹学理论入手，希望学习进行建模和解决线性编程的问题，那么本文就是一个很好的指南。
2
The first linearguide: INA's flat cage lays the foundation for the new linear technology division.
第一直线导轨：冰核的单位笼奠定了基础的新的线性技术部门。
3
Grinding head on, sliding imports of dual-use system linearguide, two-ball screw drive, to achieve the smooth running speed to eliminate mobile space (displacement).