The Port of Yangon, the principal trading centre of Myanmar, saturates in the nested area.

仰光港作為緬甸主要的貿(mào)易中心, 位于嵌套區(qū)域.

互聯(lián)網(wǎng)

A model asphalt had been separated into four components: asphaltenes , saturates, aromatics and resins.

用四組分法將瀝青分為飽和分 、 芳香分、膠質(zhì)、瀝青質(zhì).

互聯(lián)網(wǎng)