Method To analyze the correlation between life quality score and fractionation of lung function in 71 patients with COPD before and after the treatment.

方法分析71例COPD患者治疗前后生活质量评分与肺功能分级的相关性。

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Lattice bin stone cage net method of maintenance and repair: stone cage net service life depends on the quality of the grid, the durability of the stone, the stability of the packing.

格宾石笼网的保养和维修方法：石笼网的使用寿命取决于网格的质量、石料的耐久性、填料的稳定性。

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OBJECTIVE: to propose a method of constructing combined variables to analyze the weight relationships of the factors that influence the quality of life of the gastric carcinoma patients.

目的：提出一种综合指标的编制方法，分析生活质量诸因素的权重关系影响。

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