短語詞組短語bismuth base alloy 鉍基合金zinc -bismuth alloy 鋅鉍合金tin -bismuth alloy welding method 錫鉍合金焊lead bismuth alloy 鉛鉍合金Zinc -bismuth alloy electrode 鋅鉍合金電極Partial tin -bismuth alloy coating 局部鍍錫 返回 bismuth alloy