"It really boosts my confidence in the model," said astronomer Andrew Benson of Caltech, a co-researcher in the study.

“这真的增强了我对这个模型的信心”加州理工学院的天文学家Andrew Benson说，他是这项研究的一名合作学者。

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About half of the profits in the chemical division come from a single chemical, carbonate, according to Andrew Benson at Schroder Salomon Smith Barney.

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