His company, Satellite Propulsion Research (SPR), has constructed demonstration engines, which he says produce thrust using a tapering resonant cavity filled with microwaves.
他的公司——人造卫星推进研究公司(SPR)，已经造出了引擎的原型，用一个充满微波的锥形共振腔制造推进力。
His company, Satellite Propulsion Research (SPR), has constructed demonstration engines, which he says produce thrust using a tapering resonant cavity filled with microwaves.
他的公司——人造卫星推进研究公司(SPR)，已经造出了引擎的原型，用一个充满微波的锥形共振腔制造推进力。
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