In the experiments, oil-contaminated soil was treated using microwave heating with nitrogen as the protection gas, and the heating-up characteristics was received and analyzed.

实验中以氮气为保护气微波辐照各种石油污染土壤样品，测量样品的升温特性。

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According to the principle of thermal equilibrium and piping thermorytic characteristics, the relationship between the flow velocity in the heating pipe and the greenhouse climate has been set up.

根据热平衡原理和管道散热特征，得到了热水管道加热时流速与温室环境温度的关系，建立了温室温度的控制模型。

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It possesses the characteristics of fast speed heating up, homogeneous heating, fuel conservation and novel structure.

它具有火焰不直接冲刷加热工件、升温速度快、加热温度均匀、节约燃料、结构新颖等特点。

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