例句與造句

1. There are also notions of " complete integrability ", or " exact solvability " in the setting of quantum systems and statistical mechanical models.
2. Takhtajan, son of the Armenian Soviet botanist Armen Takhtajan, received in 1975 his Ph . D . ( Russian candidate degree ) from the Steklov Institute under Ludvig Faddeev with thesis " Complete Integrability of the Equation u _ { tt } + u _ { xx } + \ sin ( u ) = 0 ".
3. It's difficult to find complete integrability in a sentence. 用complete integrability造句挺難的