bco的音标

bco的音标:
相关问题
  • bco造句

    A BCO spectrophotometric method has been applied to determination of trace copper in aluminium power.介绍了用BCO分光光度法对铝粉中微量铜的测定.The COD removals are greater than 75 % and 50 % for HCR and BCO respectively.HCR和BCO对COD去除率分别达到7...
  • bco是什么意思?

    abbr.binary-coded octal 二进制编码八进制...