铜箔, Copper foil

铜板, Copper plate

铜网, Copper gauze

铜线, Copper wire

铜棒, Copper rod

镝粉, Dysprosium powder

镝棒, Dysprosium rod

铕锭, Europium ingot

钆箔, Gadolinium foil

锗光学窗, Germanium Optical Window