对素土和石灰改良土进行击实试验，研究了击实曲线、最大干密度和最优含水率随灰剂量的变化关系；
At the same time, the relationship of compaction curve, maximum dry densities, optimum water content and lime content are researched through the compaction tests.
针对网络控制系统中的无限时间最优方法，设计了一种基于输入变化率的新型滤波器算法。
Aiming at infinite horizon optimal control method, a new filter algorithm based on input rate of change is designed.
建立了在可变提前期下允许缺货和产品有损耗的最优化库存模型，提出了损耗率是随着提前期变化的规律。
Optimal inventory model with variable lead time, shortage and deteriorating items is discussed, the rule of deteriorating rate changing with lead time is taken.
建立了季节性需求、变化生产率最优生产存储库存策略。
An optimal production-inventory policy is established in light of under assumption of seasonal demand and varying productivity.
库存费的变化率为存贮量的函数，讨论模型解的存在性和唯一性，找到了最优存贮策略。
The existence and uniqueness of the models are discussed, and optimal inventory policies are found.
库存费的变化率为存贮量的函数，讨论模型解的存在性和唯一性，找到了最优存贮策略。
The existence and uniqueness of the models are discussed, and optimal inventory policies are found.
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