Data centers use cooling systems such as air conditioners (CRAC and CRAH), chillers, cooling towers, economizers, and others.

数据中心使用空调(精密空调和冷水空调机)、冷却设备、冷却塔、节热器等冷却系统。

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Objective To analyze the association of N-acetyltransferase 1 (NAT1) genetic polymorphism with the susceptibility of elderly gastric adenocarcinoma (GAC) and colorectal adenocarcinoma (CRAC).

目的探讨N 乙酰化转移酶1（NAT1）基因多态性与老年人胃肠腺癌易感性的关系。

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Objective To analyze the association of N-acetyltransferase 1 (NAT1) genetic polymorphism with the susceptibility of elderly gastric adenocarcinoma (GAC) and colorectal adenocarcinoma (CRAC).

目的探讨N 乙酰化转移酶1（NAT1）基因多态性与老年人胃肠腺癌易感性的关系。

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