Yahoo香港字典 搜尋

搜尋結果

1. Oxford Dictionary

   contact process

   • n.
     the major industrial process used to make sulphuric acid, by oxidizing sulphur dioxide in the presence of a solid catalyst and absorbing the resulting sulphur trioxide in water.

   • noun: contact process, plural noun: contact processes

2. • 更多解釋

   contact process

   • IPA[ˈkäntakt prəˈses]

   • n.
     the major industrial process used to make sulfuric acid, by oxidizing sulfur dioxide in the ...

   Oxford American Dictionary