求翻译：发掘机的燃油耗费是日常本钱支出的一大项。目前的油价越来越高，用户的利润紧而随之越来越少，如何可以在不降低任务率和机械运用寿命的前提下省油，就成了广阔甲友最为存眷的问题了，下面的几项发掘机省油窍门是长工夫比照测试的出的后果，首要从避免发起机空转，避免重载掉压，降低发起机转速，减小盘旋角度，行走时降低发起机转速，施行高位发掘六个方面总结出发掘机省油窍门。广阔发掘机用户可以连系本人的日常施工状况加以参考。是什么意思？

To explore the machine's fuel cost is a daily capital expenditures. The current oil price is getting higher and higher, the user's profits are tight and subsequently less and less, how fuel efficient without compromising the mission rate and mechanical use of life under the premise has become a vast