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使用拖拉机带石磙或镇压器打场,是当前农村较为普遍采用的一种场上脱粒方式,其中以小型拖拉机作业为多。这种方法较之人、畜力脱粒,具有速度快、脱净率高、损失少等优点,但在作业中也要注意以下问题,具体说,要做到“五防”: 一要防火。场上作业除不准驾驶员吸烟、将火柴或打火机带入场内外,拖拉机排气管应安装火星收集器或其它形式的安全罩,管口最好朝向空中,不对下方。驾驶员不猛轰油门和超负荷作业,在中午和下午,因气温高,尤要注意防火。二要防翻。作业前,应将松散的麦秆等作物茎秆除虚拍实,降低高度,最高不能超过前轮的直径。
The use of tractors with crushed stone or crushing machines is one of the most commonly used threshing methods in the countryside, with small tractors working more. This method than the animal, animal power threshing, with fast, high removal rate, less loss and other advantages, but also pay attention to the following problems in operation, specifically, to achieve . Field operation In addition to not allowing drivers to smoke, the match or lighters brought in and out of the venue, the tractor exhaust pipe should be installed Mars collector or other forms of safety cover, the best nozzle facing the air, not under. The driver does not hurl throttle and overload work, at noon and afternoon, due to high temperatures, with particular attention to fire prevention. Second, to prevent over. Before work, should be loose straw and other crop stalks in addition to real photo shoot, reduce the height, the maximum can not exceed the diameter of the front wheel.