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汞是面广、量多、毒性大的污染物质,为了减少汞的危害,国外在制灯工业中用钛汞合金代替液态汞;国内对钛汞合金的研究和应用也在进行中。
In order to reduce the harm of mercury, foreign countries use titanium amalgam instead of liquid mercury in the lamp industry in the world. The research and application of titanium amalgam are also underway in China.