This part of MT/T 188 specifies the terms and definitions, product classification, requirements, test methods, inspection rules, marking, packaging and storage of emulsion pump stations for coal mines (hereinafter referred to as pump stations). This section applies to emulsion pump stations using high water content hydraulic fluid (including emulsion) as the working medium in coal mines, as well as spray dust suppression pump stations and water injection pump stations using clean water as the working medium in coal mines.