useful quantity

 
       
  • 有效<用>量

useful quantity的用法和样例:

例句

  1. A very useful quantity is the half-time for the reaction.
    一个很有用的量是反应的半衰期。
  2. Useful quantities have changed hands.
    较大的数量已经转手。
  3. There was a long lag in forwarding mail to us.
    转寄给我们的邮件晚了很久才拿到。
  4. Can you make us a special offer based on a quantity of ... ?
    以。。。数量为基础,贵公司能给特价吗?
  5. In 1886 the electrolytic process was invented. In the same year it was discovered that aluminium can be obtained by electrolysis of aluminium oxide. Shortly after that aluminium began to be produced in actually useful quantities.
    1886年,电解法发明了。同年,人们发现通过电解氧化铝可以生产铝。之后不久,铝才开始大量生产出来以供实际应用。
  6. Will you partake of a drink with us?
    和我们一同喝一杯好吗?

useful quantity的相关资料:

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