Meaning of word 开金
Writing Sheet
Word
Pinyin kāi jīn
Phonetic Notation ㄎㄞ ㄐㄧㄣ
word Meaning

◎ 开金 kāijīn

[carated gold alloy] 含黄金的金属材料

Meaning in Internet

开金

  • 1K即1K金=100/24 ×100%=4.167%是错误的，应该为1K即1K金=1/24 ×100%=4.167%