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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At the same time, analyze the welding deformation of straight-line segment model of side rail, and compare the results with test data, verify this method is efficient.

同时，针对汽车纵梁部分直线段模型进行焊接变形分析，并与试验数据进行了对比，验证了该方法的有效性。

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This paper introduces the structure, working principle, selecting method and common erecting mode of the straight-line rolling guide set.

介绍了直线滚动导轨副的结构、工作原理、选用方法及其常用的安装方式。

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