alternating layers

常见例句

双语例句

• It is formed of alternating layers of aluminium oxide and sodium ions.
  钠β-氧化铝由氧化铝和钠离子层交互组成.
• Mt. Hood is a stratovolcano: a steep-sloped, conical structure composed of alternating layers of hardened lava, solidified ash, and rocks thrown out by earlier eruptions.
  胡德雪山是成层火山：陡峭的山披，由变硬的岩浆交互形成的圆锥形结构，结晶的火山灰，还有由于早期喷发所喷射出的岩石。
• Each crystal structure consists of alternating layers of silicon dioxide and a polymer material, so that the spacing between similar layers matches the wavelength of phonons.
  每个晶体结构由相间的二氧化硅层和高分子聚合材料层组成，相同材料层之间的间距与声子的波长相匹配。

权威例句

• The process is repeated to build up alternating layers of positive and negative ions on top of each other.
  ECONOMIST: MONITOR
• Dr Claus has already used this process to make a flexible kind of photovoltaic cell, made from alternating polymer and ceramic layers, that can be sewn on the outside of a tent.
  ECONOMIST: MONITOR
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