当隧道工程施工遇到含黄铁矿的地层时，黄铁矿氧化形成的酸性环境以及其引发的一系列化学反应会对隧道混凝土衬砌的耐久性带来不利的影响。
When there is pyrite-bearing strata in tunnel construction, oxidization of pyrite will result in formation of acidic environment and bring adverse effect on durability of concrete lining.
利用JES - FE1XG型电子自旋共振波谱仪，系统地研究了含金石英与黄铁矿的电子自旋共振(esr)波谱。
In this paper, the ESR (electron spin resonance) spectra of gold bearing quartz and pyrite have been systematically studied by means of JES FE1XG model ESR spectrometer.
黄铁矿很多，并且含钴，在硫化物块体中成稠密的斑块。
Pyrite is more abundant and cobaltiferous and occurs in heavy patches in the sulfide mass.
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