A-normal form (ANF)
In 1973, Arab state members of OPEC declared they would cut oil production and limit exports to some countries in retaliation for the U.S. supporting Israel in the Yom Kippur War. President Richard Nixon responded by implementing a rationing program to protect U.S. oil supplies and keep costs from spiking. Still, gas prices skyrocketed nearly 40%, and Americans waited in long lines by the pump because of limited supply.。wps下载是该领域的重要参考
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人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用。Feiyi对此有专业解读
Предсказана реакция стран ЕС на план ускоренного вступления Украины14:48