second-order equation造句
例句與造句
- By using a fixed point theorem in cones , we investigate a second - order equation and the theorem of existence of unique positive periodic solution is given
摘要應用不動點定理，研究了一類二階時滯微分方程，給出了其唯一周期正解的存在性定理。 - After an error analysis is made in detail for second - order equations and some essential points of genetic algorithm in fault diagnosis are also illustrated , an improved genetic algorithm is adopted to choose an optimal test frequency
本文對二階靈敏度故障診斷方程進行了詳盡的誤差分析,同時在詳細闡述了故障診斷應用中的遺傳算法操作要點后,使用改進遺傳算法來選擇優(yōu)化的測試頻率。 - It's difficult to find second-order equation in a sentence. 用second-order equation造句挺難的