pyrites

常見例句

• This paper deals firstly with the distribution of pyrites in coals.
  首先揭示了煤中黃鐵礦的分布賦存規(guī)律。
• Its gold content is closely related to pyrites and arsenopyrite.
  礦石中的金以不可見金為主,含量與黃鐵礦、毒砂關(guān)系密切。
• It's a new-geochemical method,which gold deposits are surveyed with pyrites.
  利用黃鐵礦進(jìn)行找金是一種新的地球化學(xué)找礦方法。
• An early hypothesis by Chakraborti holds that the arsenic is associated with iron pyrites and enters the aquifers by an oxidation process.
  加卡波狄較早提出的一個(gè)假說認(rèn)為，砷與黃鐵礦結(jié)合并透過氧化作用進(jìn)入含水層。
• The characteristics and main concerns in design are described of Chinese first high temperature pipe evaporator in sulfuric acid production by pyrites.
  介紹國(guó)內(nèi)第一臺(tái)硫鐵礦制酸高溫?zé)峁苷舭l(fā)器的性能特點(diǎn)和設(shè)計(jì)的主要思路。
• We utilized the change of concentration ratio between pyrites and rocks to survey gold deposits.
  所以通過金在黃鐵礦及巖石中濃度比值的變化，能有效地指導(dǎo)勘查金礦床。
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