英语语法分析

The coupled perturbed Hartree-Fock method is used to calculate.

采用耦合微扰方法进行了计算。

The first hyperpolarizability is studied at HF/6-31G level by coupled perturbed Hartree-Fock (CPHF) method.

采用耦合微扰（CPHF）方法在 HF/6-31G 水平上对巴比妥酸衍生物的第一超极化率进行了计算。

I wanna fock on the table.

我是要桌面上的叉子。