1) Supersymmetry WKB approximation
超对称WKB近似
2) WKB approximation
WKB近似
1.
Methods of choosing basic function in WKB approximation;
WKB近似中基函数选择方式
2.
The proposed method has the advantages over the WKB approximation of better accuracy and adaptation to SiC ohmic contacts.
精确求解一维定态薛定谔方程得到电子通过三角形势垒的隧穿几率,用其代替WKB近似计算的隧穿几率精确提取比接触电阻。
3.
The simulation results show that the proposed method has the advantages of greater accuracy and adaptability to SiC Schottky contacts in high fields over the WKB approximation.
结果显示该方法比WKB近似更精确,同时也更适合工作在高场条件下的SiC材料,并且能够连续地计算热电子发射电流和隧穿电流。
3) WKB approximation method
WKB近似法
4) approximate symmetry
近似对称
1.
The problems of solving determining equations for approximate symmetry calculations are solved successfully by using differential form of Wu′s method.
给出三类扰动微分方程近似对称和近似势对称,并由此构造了对应的近似不变解。
5) supersymmetric WKB approximate
超对称准经典近似
1.
The energy eigenvalues of three-dimensional harmonic oscillator and hydrogen atom are solved by using supersymmetric WKB approximate method;the eigenvalue of angular momentum and angular dimension of non-central potential are gained by applying SWKB theory to differential equation of second order including angular coordinate.
运用超对称准经典近似方法给出三维谐振子、氢原子的能谱,进而将该方法用于含角坐标的二阶微分方程,得到角动量平方L2的本征值和非中心势的角向本征值。
6) distortionless enhancement by polarization transfer
近似对称性
1.
The structure of the title compound was identified by 1H , 13C, DEPT (distortionless enhancement by polarization transfer) and various two dimensional nuclear magnetic resonance spectroscopy, such as COSY (correlation spectroscopy), HSQC (heteronuclear correlation spectroscopy) and HMBC (heteronuclear multiple bond correlation spectroscopy).
94Hz的两个碳加以区分 ,解决了由于样品的近似对称性而导致几组谱峰难以归属的问
补充资料：对称与非对称
反映客观事物在结构、功能、时空上的特殊联系的范畴。对称指事物以一定的中介进行某种变化时出现的不变性，非对称指事物以一定的中介进行某种变化时出现的可变性。在自然界中普遍存在，形式多样。对称有空间对称(包括形象对称和结构对称)、时间对称、概念对称等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条