...半静态法 英文名称: Water quality - Determination of toxicity to embryos and larvae of freshwater fish - Semi-static method 页数: 8 采用标准: FD T90-331-2003,IDT 被替代标准: 归口单位: 引用标准: 分类号: Z16 发布日期: 1999 基于1个网页 -..
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The establishment of variation-principle is of benefit to deriving the finite element method or semi-analytical solution to the cylindrical shell static-dynamical problems of piezoelectric materials.
变分原理的建立将有利于压电材料圆柱壳静力学和动力学问题的有限元方法或半解析法的推导。
Scratch and indentation methods, which belong to a semi-static load method are used widely at present.
目前使用最广泛的是划痕法和压入法。这些都属于一次性加载方式。
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