The implicit gradient model and the partial model are applied respectively to simulation of the strain softening. 分别应用隐式梯度模型和局部模型对混凝土应变软化进行了模拟。
around three
At the same time, this model supposes information on demand during lead time is imperfect and lead time can be controlled and reduced at an added cost. 同时,模型假设有关零售商提前期内需求的信息是不完全的,并且提前期可以由追加额外的赶工成本进行控制。