例句與造句

1. The Howell unit involved in the accident processes chemicals for third parties and manufactures specialty fuels generally used in research.
2. One unit of heparin ( the " Howell unit " ) is an amount approximately equivalent to 0.002 mg of pure heparin, which is the quantity required to keep 1 ml of cat's blood fluid for 24 hours at 0 癈.
3. It's difficult to find howell unit in a sentence. 用howell unit造句挺難的