light fluffy material 中文意思是什麼
light fluffy material
解釋
飛揚性填料-
It is essentially composed of perlite rock which is heated to form a light, fluffy material similar to pumice.
它基本上是由珠光巖構成的。當珠光巖受熱時,形成輕的,鬆散的類似浮石一樣的物質。
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