Wan 'an basin is a large scale Cenozoic sedimentary basin which is located on southwest shelf of the south China Sea.

万安盆地是南海西南部陆架上的大型新生代沉积盆地。

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Wan 'an basin is one of the most important Cenozoic oil and gas basins in the South China Sea, and it is also a typical Cenozoic strike-slip extensional basin.

万安盆地是南海重要的新生代含油气盆地之一，是较为典型的新生代走滑拉张盆地。

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Roller compacted concrete (RCC) will be used in section no. 6-no. 15 of the spillway dam, section no. 5 of the non - overflow dam near the left side bank and the left guide wall of Wan 'an Project.

万安水电站二期主体工程溢流坝6 ~ 15坝段、左岸非溢流坝5坝段和左导墙部分拟采用碾压混凝土筑坝技术。

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In Wan Chai, an estimated 14 Internet service providers have set up shop.

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