Rocket research has confirmed a strange fact which had already been suspected there is a "high temperature belt" in the atmosphere with its center roughly thirty miles above the ground.
火箭研究所已经证实的一个奇怪的现象已经引起了人们的怀疑，那就是在离地面三十公里的空气中有一个高温带。
Rocket research has confirmed a strange fact which had already been suspected there is a "high temperature belt" in the atmosphere, with its center roughly thirty miles above the ground.
对火箭的。研究证实了啊1个已经被怀疑的。奇怪事实--在大气层中存在着1个中心大约在距地面30英里的。
This company endeavors to hardening, normalizing, tempering, high and medium temperature quenching, mesh belt furnace quenching, cementing, time effective freezing and high temperature treatment etc.
本公司是一家致力于从事调质、火、火、中温淬火、带炉淬火、碳、效冰冷及其高温热处理的厂家。
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