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The electronic control system includes a digital hour counter, and can calculate total hours of operation, service hours and work hours per day. 電子控制系統(tǒng)則擁有一個(gè)能計(jì)算出機(jī)器每天總的操作時(shí)間、伺服時(shí)間和工作時(shí)間的數(shù)字計(jì)時(shí)器。