精炼

• Your word is of tested value ; and it is dear to your servant
  你的话极其精炼。所以你的仆人喜爱。
• Required in the steel refining process
  一种在钢铁精炼过程中
• Standard specification for refined phenol
  精炼苯酚的标准规范
• Tough - pitch fire - refined high - conductivity copper - refinery shapes
  韧性火法精炼高导电性铜精炼型材
• From the refinery upstream you see
  精炼厂的排泄物，看到吗
• Standard specification for refined ruthenium
  钌精炼标准规范
• Standard specification for refined palladium
  精炼钯标准规范
• Refining treatment for ultra - pure water
  超纯水终端精炼机。
• Standard specification for emulsified refined coal tar mineral colloid type
  乳状精炼煤焦油的标准规范
• Standard specification for refined platinum
  精炼铂标准规范