【产状与产地】，围山矿产于我国河南桐柏围山城金银矿床中。含矿围岩主要是炭质绢云母石英片岩和黑云母变粒岩，共生矿物有黄铁矿、方铅矿、闪锌矿、磁黄铁矿、自然金、自然银等。国内有的金汞互化物产河流冲积砂矿中。
采用二次金汞齐-冷原子吸收光谱法对贵阳市城市民用管道煤气中汞含量进行了测定。
Two stage gold amalgamation cold vapor atomic adsorption spectrometry method was used to determine the content of mercury in piping gas of Guiyang city.
本文建立了两次金汞齐冷原子吸收光谱法测定雨水样品中总汞及活性汞、次活性汞和惰性汞的方法。
The authors set up the procedures to determine the total mercury and different mercury species in rain samples using two-stage gold amalgamation cold vapor atomic adsorption spectrometry method.
大的金颗粒迅速地被汞捕获形成汞齐。
Large gold particles were immediately captured by mercury forming amalgam.
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