register tonnage

• 登记吨数

register tonnage的用法和样例：

例句

1. It should be noticed that while there is more tonnage of SO2 than H2S emitted, more sulfur is deposited in the atmosphere in the form of H2S.
   应该注意，二氧化硫的排出吨数虽比硫化氢的多，大气中以硫化氢形式储存的硫则较多。