For a system, Hamiltonian is invariant under any translation of spatial coordinates.对于一体系, 哈密算符在任何空间坐标变换下是不变的.The results of this part are obtained by model hamiltonian.这一部分的推导采用的是模型哈密顿量.Aim The Hamiltonian is transforme...
For a system, Hamiltonian is invariant under any translation of spatial coordinates.对于一体系, 哈密算符在任何空间坐标变换下是不变的.Aim The Hamiltonian is transformed from Pauli matrices to Hubbard operators.目的把用Pauli矩阵表示的哈密顿量转化成用Hubbard算符表示....
To embrace her was like embracing a jointed wooden image.若是拥抱她,那感觉活像拥抱一块木疙瘩.It is possible to devise corresponding systematic procedures for rigid jointed frames.推导出适合于钢架的类似步骤也是可能的.South America is jointed to North Ameri...
他们不会放过你这些古怪的念头的。They will not allow your more way-out ideas to pass unchallenged.一位女招待端来一道样子相当古怪的菜。One of the waitresses arrived with a very odd-looking dish.她脱下了朴素的套装，换上了一身古怪的少女装。She swapped her plain suit for an absurd...
劳里虽未完全磨洋工, 但多少有一点.Larry didn't linger over his work completely, but he did linger over it to some extent.劳里: 金,进来吧. 失踪多时的弟弟,很久不见 啦.Laurie : Come on in Gene. Long - lost brother! Haven't seen you for ages.劳里是本赛季...
Anxiety may disarrange the stomach.焦急忧虑可以引起胃病.Be careful not to disarrange the coiffures in row in front when you take a theatre.当你进戏院就位时,不要把前排观众的头发碰乱....