| 1. | My step followed the operational research theory 我干活的步骤是符合运筹学原理的。 |
| 2. | Operational research of new monitoring system for mine hoister 矿井提升机新型监控系统的应用研究 |
| 3. | The method of maximal element in operational research and its application 运筹学的最大元素法及其应用 |
| 4. | Norwegian operational research society 挪威运筹研究学会 |
| 5. | Operational research on enhanced urban wastewater treatment by coagulation 采用强化混凝法提高污水处理效能 |
| 6. | Operational research and cybernetics 运筹学与控制论 |
| 7. | Operational research experts 运行研究专家 |
| 8. | Operational research expert 运行研究专家 |
| 9. | Application of computer in resolving linear programming model of operational research 运筹学线性规划模型求解的计算机应用 |
| 10. | Lp is an embranchment of operational research , which is a good tool in modern management 线性规划算法作为运筹学的一个分支,它是实现管理现代化的有力工具。 |