大家在查：鼠洞井架大腿含油砂岩中途测试含气面积工业学大庆孙敬文青海石油管理局井涌四井

四个一样

四个一样

四个一样

四个一样

1

The fifth man , like the first four , now paid nothing (100% savings).

第五个人，就如前四个一样，不用付钱（全省了）

3

There are four difficulty levels like Simple , Medium , Difficult and Challenge .

有四个一样简单，中等，困难和挑战的难度级别。

4

From "the Four Same " to "the Four Difference" --the Inheritance and Development of DaQing Sprit

从 “四个一样 ”到 “四个不一样 ”看大庆精神的继承与创新

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