tiemuzhen.mengmianren.com
注册
登录
订单
常见问题解答
The fourth order stiffness tensor is symmetric about its:A:First two subscripts B:Last two subscripts C:First and second pair of subscripts D:All subscripts 答案: First two subscripts; Last two subscripts; First and second pair of subscripts
点击这里,查看本门网课答案
登录
订单
帮助
主页