这些公式使得这些点子上的导数近似式是非对称形式.These formulas make the approximations for the derivatives at these points in a nonsymmetrical manner.就准确度而言, 本研究所推导之近似式优于其他文献中所发表之相关公式.In terms of accuracy, the present approximation is superior ...
The house needed totally rebuilding, so we decided against buying it.这所房子需要彻底重建，因此我们决定不买了。The villagers hurled all possible effort into rebuilding the bombed houses.村民们竭尽全力修复被炸坏的房屋.Many stations needed repairs or rebuild...
For an initial service, a 10 megahertz-wide band of frequencies will be needed.初始服务需要10兆赫宽的频带。Of an electronic circuit or device; having an output proportional to input; amplifying or attenuating all frequencies equally....