Some improvement was taken on the basis of the traditional process in this paper.Iron was removed with the jarosite process and ferric hydroxid;
本文在传统工艺的基础上对其中的一些阶段提出了改进,阶段采用针矿法和氢氧化两法;
Some improvement was taken on the basis of the traditional process in this paper.Iron was removed with the jarosite process and ferric hydroxid;
本文在传统工艺的基础上对其中的一些阶段提出了改进,阶段采用针矿法和氢氧化两法;
Metal hydroxides like aluminium trihydroxide (ATH) or magnesium dihydroxide (MDH) are commonly used halogen-free flame retardants in polyolefins.
金属氧化物如氢氧化铝(ATH)或氢氧化镁(MDH)是常用的无卤阻燃体系。
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