【Daily Question No. 005】2018.01.05
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【Daily Question No. 005】January 5, 2018: Among the following common materials, which one belongs to non-ferrous metals? A. Gray cast iron B. Stainless steel C. Copper D. Crystal C. For management purposes, if you need to view content from a few days ago, please go through the summary post below. 2018 Hydrogen Production and Refueling Technology Section – Daily Question Summary Thread: https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=18889712018 Hydrogen Production and Refueling Technology Section – Daily Image Summary Thread: https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1888970
2018 Hydrogen Production and Refueling Technology Section – Q&A Summary Thread: https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1888968
2018 LNG Technology Discussion Section – Daily Question Summary Thread: https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1888973
2017 Q&A Summary Thread (updates have started): https://bbs.hcbbs.com/thread-1657793-1-1.html
2017 Daily Question Summary Thread (updates have started): https://bbs.hcbbs.com/thread-1657794-1-1.html
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Among the following common materials, the one that belongs to non-ferrous metals is (C). A、Gray cast iron B、Stainless steel C、Copper D、Crystal
Among the following common materials, the one that belongs to non-ferrous metals is (C). A、Gray cast iron B、Stainless steel C、Copper D、Crystal