论文部分内容阅读
有关运输车辆及相关部分强制性国家标准目录标准号（ＧＢ）标准名称６３７６─８６拖拉机噪声限值２７７７─９２农业拖拉机动力输出轴安全防护罩型式尺寸和强度要求５１４３─８５高起升车辆护顶架技术要求和试验方法７１２１─８６农林轮式拖拉机防护装置强度试验方法和...
Mandatory National Standard for Transport Vehicles and Related Substances Part Number GB (Standard) 6376─86 Tractor Noise Limits 2777─92 Agricultural Tractor PTO Safety Hoods Dimensions and Strength Requirements 5143-85 High Lift Vehicle Tops Frame technical requirements and test methods 7121 ─86 Agriculture and Forestry wheeled tractor protective device strength test method and ...