... - Nomenclature and code of designationsISO 1000-1992GB 3100-1993The international system of units and its applicationISO 6798:1995,IDTGB/T 1859 ... , with the choices of dry type, half-dry type and oil bath type, the engines can sustain durable running even if ... to extend the life-span of the engines greatly.Advanced oil alarm system insures the security and prevents accidents, recoil starter make ...