national oil companies的用法和樣例：
例句
- And Statoil, a large Norwegian oil and gas company, performs a similar trick at two places in the North Sea.
第三個項目是挪威國家石油公司在北海兩處從事的類似工程。 - Even if European companies felt able to press ahead with investment in Iran, the Nioc had learned its lesson, he said.
他表示，即使歐洲公司覺得能夠推進在伊朗的投資，伊朗國家石油公司也已經得到了教訓。
