老外给我的价格表上这样的:Monterrey MX EAU:484 ,San Antonio Tx USA EAU:51

我觉得是EAU Estimated Annual Usage,年度用量估计.
Acronym Definition
EAU Eau Claire,WI,USA - Eau Claire Municipal (Airport Code)
EAU Economic Analysis Unit
EAU Educational Assessment Unit
EAU Emergency Action Unit
EAU Emiratos Árabes Unidos (Spanish:United Arab Emirates)
EAU End-Use Activity
EAU Environmental Archaeology Unit
EAU Equity and Access Unit (Latrobe University,Australia)
EAU Estimated Annual Units
EAU Estimated Annual Usage
EAU Estonian Agricultural University (Tartu,Estonia)
EAU European Association of Urology
EAU Evacuation Alarm Unit
EAU Expected Annual Usage
EAU Extended Arithmetic Unit
EAU External Access Unit

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