Optimizing casing retrieving depth and side-tracking point by minimum cost method due to different kinds of abandoned Wells.

根据不同类型报废井，按最低成本法优选取套深度和侧斜点。

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By taking the minimum cost as optimization aim, the synthetic factor method, minimum cost method, and linear programming method of solving assembled dimensional chains are introduced.

以最低制造成本为优化目标，介绍了求解装配尺寸链的综合因子法、最低成本法和线性规划法，为合理分配装配尺寸链中各环公差提供参考。

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By taking the minimum cost as optimization aim, the synthetic factor method, minimum cost method, and linear programming method of solving assembled dimensional chains are introduced.

以最低制造成本为优化目标，介绍了求解装配尺寸链的综合因子法、最低成本法和线性规划法，为合理分配装配尺寸链中各环公差提供参考。

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