铂铱箔, Platinum Iridium foil

铂铱线, Platinum Iridium wire

铂铑箔, Platinum Rhodium foil

铂铑丝, Platinum 13 wt% Rhodium wire

钴钐合金, Samarium cobalt

不锈钢粉末, Stainless Steel powder

不锈钢箔, Stainless Steel foil

不锈钢纱, Stainless Steel gauze

钢丸, Steel shot

乙酰胺, Acetamide