An accelerated method of depreciation in which the rate is a multiple of the straight-line rate, which is applied each year to the undepreciated cost of the asset.

固定百分比余额递减折旧：一种加速折旧的方法。在这一方法中，折旧率是直线法折旧率的一个倍数，每年用此折旧率乘以资产的未折旧成本。

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The dissertation proposes a novel method for vector coding, i. e. Vector Projection method, which approximately represents a vector with the orthogonal projection of its endpoint onto a straight line.

提出一种矢量压缩编码新方法—矢量线上投影法，它将输入矢量用它在某条空间直线上的投影近似表示。

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A new criteria method is provided to determine the relative locations of spatial lines, which deduces the distance and the common vertical line of two straight lines in different planes.

给出判断空间两直线相关位置的一种新方法，并可由此直接得出两异面直线间的距离及公垂线的标准方程。

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