对比新旧文件可以看到，新标准收严了PM2.5、PM10、SO2、NO2等污染物的限值，但没有调整臭氧的限值。
Заявления Трампа об ударе по иранской школе опровергли14:48，更多细节参见wps
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The Strait of Hormuz, bordering Iran to the South, is a critical route that enables an estimated 20% of global liquified natural gas and gas shipments through the Persian Gulf. Experts have said the closing of this route would amount to an oil shock greater than that of the 1970s in which gas prices surged by 40% and long lines at the pump were the norm.，更多细节参见WhatsApp Web 網頁版登入
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