The influence of organobentonite on sedimentation ratio, viscosity, thixotropy, film conductivity and micromorphology of the copper based conductive paint is investigated.

研究了有机膨润土防沉剂对铜系导电涂料的沉降率、黏度、触变性、涂层导电性及显微形态的影响。

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Results showed that Mn contents and the ratio of copper to zinc in tealeaf were respectively positive correlation with its growth soil.

结果表明，茶叶中锰含量、铜锌比与土壤中对应的锰含量、铜锌比存在着一定的相关性。

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The increase of the preheating and liquid copper temperature of copper clad steel wires makes the cladding ratio down and the remelting time short.

钢芯线预热温度和铜液温度的升高使包覆比下降，重熔时间缩短。

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When China lowered the bank reserve ratio, commodities including gold, silver and copper jumped higher.

FORBES: METALS OUTLOOK: Gold Prices Could Continue To Rise Next Week