A strong thermal source is visible at the base of the Eyjafjallajokull plume.

一个强大的热源是在埃亚·菲亚·德拉冰盖柱基可见。

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Microwave Plasma Thruster (MPT) is a new type of electro-thermal thruster, which has widely applied prospect because of its high specific impulse, long lifetime, low plume contaminant and so on.

微波等离子推力器（MPT）是一种新型的电热型推力器，它具有比冲高、寿命长、羽流污染小等优点，具有广阔的应用前景。

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Then a spectral radiation intensity expression was also derived for the thermal cavity-plume combination radiation.

同时还推导了热空腔—喷气流组合辐射的光谱辐射强度的表达式。

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