People have long been curious about the history of life on the earth-how many different species have existed, when they first occurred, how they evolved over geologic time, and how they reacted to major environmental crises.
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机译:L'evolution de concentration dans l'industrie de la brasserie en France。 annexe a l'etude sur l'evolution de la concentration dans l'industrie alimentaire en France =法国酿酒业集中的演变。法国食品工业集中度研究的附件。研究:集中和竞争系列的演变