镍丸, Nickel shot

镍柱, Nickel slug

镍箔, Nickel foil

镍溅射靶, Nickel sputtering target

镍丝, Nickel wire

镍线, Nickel wire

镍棒, Nickel rod

铌柱, Niobium slug

铌箔, Niobium foil

锇粉, Osmium powder