由于环境状况对柴油发电机组运行的影响很大，所以对环境要求有一系列的标准规定。柴油发电机组所标定的功率都是针对某一特定的环境状况而言的，环境状况是指柴油发电机组运行地点的大气压力、温度和相对湿度，它们对柴油发电机的性能和工作效率有很大影响。

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