本课题的目标是设计研制一种下降管式生物质热解液化装置。

The biomass fast pyrolysis liquefaction technology was studied in detail with the greatest emphasis on the development of the experimental apparatus.

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采用水平—下降管组合法测量了垂直下降管内油气两相流动在泡状和弹状流下截面含气率的值。

The void fraction in downward gas oil two phase flow in vertical tube is measured with the combined method of horizontal downward vertical tube for the two flow regimes(bubbly and slug flow).

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有良好的低温冲击韧性和抗裂性能，焊接压力容器、水电站下降管、桥梁、海洋工程等重要结构。

It has excellent impact toughness on gap and crack resistance. It's used for welding key structure such as pressure containers, drop pipes of hydroelectric station, Bridges, ocean projects, etc.

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