[数] 张量不变式 deformation tensor invariant: 形变张量不变量invariant of strain tensor: 应变张量不变量invariant of stress tensor: 应变张量不变量; 应力张量不变量invariant tensor field: 不变张量场invariant tensor fields: 不变张量场下载手机词典可随时随地查词查翻译