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按有关规定,拖拉机大修后的质量应达到下列标准: 1.发动机在额定转速下,功率应大于标准功率的95％以上,燃油消耗不超过规定值的2％。 2.在环境温度不低于20℃时,发动机启
According to relevant regulations, the quality of tractor overhaul shall meet the following standards: 1. The engine shall have a rated power at a rated speed of more than 95% of the standard power and a fuel consumption not exceeding 2% of the specified value. 2. In the ambient temperature is not less than 20 ℃, the engine Kai