Data mart: subset of a data warehouse in a more user-friendly data structure.

数据集市：更加用户友好的数据结构中的数据仓库的子集。

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In addition, Wal-Mart said it is committing to make its 113 existing stores in China more environmentally friendly by reducing energy use at each store 30%, and cutting water use in half by 2010.

此外，沃尔玛承诺采取措施提高中国113家商店的节能标准；计划在2010年之前将每家商店的能耗降低30%、用水量减少一半。

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In addition, Wal-Mart said it is committing to make its 113 existing stores in China more environmentally friendly by reducing energy use at each store 30%, and cutting water use in half by 2010.

此外，沃尔玛承诺采取措施提高中国113家商店的节能标准；计划在2010年之前将每家商店的能耗降低30%、用水量减少一半。

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