Treatment of CO_2, including methods of reducing and controling CO_2 to engender and methods of treating and fixing CO_2, are described in detail.

较为详细地介绍了CO＿2的治理方法，包括减少抑制法和处理固定法。

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The manufacturability of a fixing cover with flange seal was analyzed. The general structural design and layout scheme of a progressive die for the cover were presented in detail.

分析了带凸缘密封固定盖的工艺性，介绍了级进模总体设计结构和排样设计。

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The manufacturability of a fixing cover with flange seal was analyzed. The general structural design and layout scheme of a progressive die for the cover were presented in detail.

分析了带凸缘密封固定盖的工艺性，介绍了级进模总体设计结构和排样设计。

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