rn p. zietz، نويسنده , , julia dassel de vergara، نويسنده , , hartmut dunkelberg، نويسنده , issue information : روزنامه با شماره پیاپی سال pages : from page : to page : abstract : copper in drinking water has been associated with non-indian childhood cirrhosis (nicc), a form of liver cirrhosis in childhood...
other metals and non-metals. the composition of the steel is adjusted so that it has the precise properties needed. the term alloy steel is confined to steels containing some combination of one or more of the following elements: nickel, chromium, tungsten, molybdenum, vanadium, manganese, cobalt, copper...
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pressure sensors electronics & electrical electrical switches control switches modular switches mounted switches motor switches lighting switch electric motors geared motor dc motor ac motor air motor torque motor lighting pole street light pole street lighting pole octagonal pole electrical conductor copper...