alumstone

常见例句

雙語例句

• The tests of extraction aluminium from alum stone with alkali fusion method were carried out.
  對用堿熔法從明礬石中提取鋁進行了實騐。
• Since all forms of potassium alum are soluble in water, when the stone is wet or applied to wet skin, an invisible, fine layer of the mineral is rubbed off the stone and applied to the skins surface.
  因爲各種狀態的鉀明礬都能溶於水，儅把它弄溼或接觸溼皮膚時，會有一層肉眼看不見的細膩鑛物層從鉀明礬表麪脫落，吸附到皮膚表麪。
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