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- Objective To research the optimal harvesting time of Salva miltiorrhiza Bge. 目的探讨丹参最佳采收期。
- Chapter 2 is mainly on the optimal harvesting policy for two mutualistic species. 第二章主要是关于互惠双种群的最优收获策略。
- Objective To discuss the optimal harvesting time of Scutellariae baicalensis Georgi. 目的探讨黄芩的最佳采收期,为规范化种植提供依据。
- Objective To identify the optimal harvest time for maximal contents of isoflavones in Trifolium Pratense. 目的为确定红车轴草最佳采收期提供依据。
- Objective:To defermine the optimal harvest time for P. notoginseng through studying the changes of saponin contents with growth periods. 目的：研究三七皂苷的积累规律，为确定三七的最佳采收期提供依据。
- Chapter 3 studies a dynamic optimal problem, which combines the optimal harvesting of two mutualistic species with the optimal utilization of productive capital. 第三章研究了将可再生资源的最优收获同生产资本的最佳利用结合起来的动态优化问题。
- The optimal harvesting policy of the single specie was studied with age distribution when two stages were harvested respectively. From this theory, it was significant to protect our ecology system. 利用最优捕获策略的理论,研究一个具有年龄结构的单种群模型,获得了其幼年种群和成年种群捕获的优化理论。由此来探讨保护生态系统的重要意义。
- After harvest we will have a mass of rice. 秋收后，我们将获得大量稻谷。
- Optimal Harvesting Control Problem of Mutually Beneficial System 关于互惠系统的捕获优化问题
- The research yielded a rich harvest. 该项研究有了丰硕的成果。
- A study on the optimal harvest time of annual forage crops 一年生饲用作物最佳刈割期的研究
- The bad harvest led to severe food shortage. 歉收引起食物严重短缺。
- We have a plenteous harvest this year. 我们今年取得了大丰收。
- The harvest has been safely gathered in. 庄稼已妥善收获完毕。
- The peasants are harvesting rice in the field. 农民们正在田野里收割稻子。
- Optimal Harvest Strategy for Discrete Competing Ecosystem 离散的竞争生态系统的最优捕获策略
- Farmers are very busy during (the) harvest. 在收获季节里农民非常忙碌。
- Excessive rainfall had made the harvest impossible. 雨量过多，丰收已经不可能了。
- The autumn harvest is about to start. 秋收即将开始。
- We are all very busy because it's the harvest time. 因为现在是收获期，所以我们都非常忙。
