这类方法也称为波动预测减去法，主要有：波场外推法、反馈环法、反散射级数法。

This kind of methods is also called as undulation forecast subtracting, which including wave field extrapolated method, feedback loop method and backscattering progression method.

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那些阿特金斯减肥法的失败者通常想减去40磅体重，但是在28磅的时候就失去了兴趣。

Such individuals—who get on and then off Atkins—are often the people who need to lose 40 pounds but lose interest at 28.

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固定资产折旧采用年限平均法并按其入账价值减去预计净残值后在预计使用寿命内计提。

Fixed assets are depreciated using the straight-line method based on their costs less estimated residual values over their estimated useful lives.

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