pyrites

基本解釋

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.
介紹國內(nèi)第一臺硫鐵礦制酸高溫?zé)峁苷舭l(fā)器的性能特點(diǎn)和設(shè)計的主要思路。