The smoothness constraint method of image restoration in frequency domain and its practical application in the remote sensing field are emphasized.
重点研究了频域平滑约束复原方法以及该方法在遥感领域中的实际应用。
A method of minimum weight design with the lowest frequency as the constraint frequency is provided, and the iterative formulas and convergence criteria are found.
构造了一种以结构最低固有频率作为约束频率的结构最轻重量设计方法，并建立了相应的迭代公式和收敛准则。
An optimization model for the body-in-white (BIW) of a commercial vehicle cab is set up with natural frequency as constraint and minimizing the volume of welding spots as the objective.
为某一商用车驾驶室白车身建立了以固有频率为约束条件，焊点体积最小化为目标的优化模型。
Zero vectors are randomized with the sample frequency and the average switching frequency equals to sample frequency with some constraint.
同时随机化零矢量，通过约束保证平均开关频率等于采样频率。
It also can be used in solving multi-constraint optimization problem, such as constraints on stresses, strains, maximum displacements, natural frequency and buckling instability of structure, etc.
可解决多约束问题，约束条件考虑了应力、应变、最大位移、固有频率及结构屈曲失稳等多种因素。
It also can be used in solving multi-constraint optimization problem, such as constraints on stresses, strains, maximum displacements, natural frequency and buckling instability of structure, etc.
可解决多约束问题，约束条件考虑了应力、应变、最大位移、固有频率及结构屈曲失稳等多种因素。
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