TRIZ发明问题解决理论理论
TRIZ theory of inventive problem solving theory
固体与分子经验电子理论(EET理论)
empirical electron theory(EET) of solids and molecules
固体与分子经验电子理论EET理论
empirical electron theory EET of solids and molecu
大跨度无支撑甲板板架
supportless long-span deck structure
Mindlin-Reissner板理论
Mindlin-Reissner plate theory
Mindlin厚板理论
Mindlin thick plates theory