يعرض 781 - 800 نتائج من 1,763 نتيجة بحث عن '(( 10 ((meet decrease) OR (((mean decrease) OR (a decrease)))) ) OR ( 2 step decrease ))', وقت الاستعلام: 0.17s تنقيح النتائج
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    Fabrication of Selective Sensors for Hg2+ Traces in Water Using Graphene Decorated with Metal Nanoclusters حسب Ayesh, Ahmad I.

    منشور في 2016
    "…The system consists of three main chambers (source, mass filter, and deposition chambers) that were pumped initially to a base pressure of 10-8 mbar using two turbo pumps. …"
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  20. 800