heated stone 中文意思是什麼
heated stone
解釋
熱變彩石-
The flame of the blowpipe, heated to a temperature of 2050 c, transforms the alumina into stone with the addition of oxygen and hydrogen
用吹氧管噴出的高達攝氏2 , 050度的火焰,將鋁氧粉燒結成含氧和氫的人造石。
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