Hawiyah Gas Plant (HGP) is located in the Eastern Province of Saudi Arabia on a site 180 km south-southwest of Dhahran and 270 km east of Riyadh.是什么意思_Hawiyah Gas Plant (HGP) is located in the Eastern Province of Saudi Arabia on a site 180 km south-southwest of Dhahran and 270 km east of Riyadh.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句