China's crude oil shipments tend to fluctuate significantly from month to month.

中国原油载运量每月都有显著的波动.

互联网

They cannot be changed much by month - to - month or even year - to - year management decisions.

逐月或者甚至逐年的管理决策不可能大幅度的改变它们.

互联网

What are the revenue sources, and how consistent are they from month to month?

什么是是收支来源, 和多么一致他们从月度?

互联网