The completion and entering into production of this production base, signifies that China's fluorine-free coolant production has stepped into the world's leading ranks.

该生产基地的建成投产，标志着中国无氟制冷生产跨进世界领先行列。

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It ranks fifth among leading tourism nations.

它在主要旅游国家中排名第五。

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Saudi Arabia possesses 25% of the world "s proven petroleum reserves, ranks as the largest exporter of petroleum, and plays a leading role in OPEC."

沙特阿拉伯占有25%的世界石油储备，是最大的石油出口商，而且在石油输出国家组织(OPEC)中起主要作用。

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His career looked over when scandal forced him to step down in 2006 but worse scandals thinned the leading ranks of the PT to such an extent that Mr Palocci managed to make himself indispensable again.

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The 6-3 sophomore is an Arizona State transfer and had a school-record 40 points at Hawaii in January to follow in his high-scoring father's footsteps at Bradley, where Hersey Hawkins is the school's all-time leading scorer and ranks seventh in Division I history with 3, 008 career points.

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But a big attraction is the 57-year-old Yau himself: He's the leading Chinese mathematician and ranks among the top ten in the world, says Phillip Griffiths, a math professor and a former president of the Institute for Advanced Study in Princeton.

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