油田开发程序一般分为三个阶段进行,即编制油田开发方案的准备阶段、编制油田开发设计方案、实施油田开发方案。
参考答案:对
Steady precipitation is typical of().
A.Coming cold weather conditions
B.A warm front weather condition
C.High pressure conditions
D.Scattered cumulus cloudsduring the day
简述百分表的刻线原理?