In agricultural machine equipments, the contact surfaces commonly were damaged by fretting corrosion due to work conditions complexity and the affected of the around environment.
在农业机械装备中，由于环境的影响和工况条件的复杂多变性，在接触面上很容易出现微动磨损造成接触表面的微动损伤。
Agricultural Chemical Residue Lab is equipped with advanced testing equipments including gas chromatograph and liquid chromatograph and can test about 10 samples per day.
农残检测室有气相色谱仪、液相色谱仪等先进的检测设备，每天可检测样品10个左右。
The spherical bearing applies to request priority equipments and parts of the simple situations, such as used for agricultural machinery, transportation system or construction machinery.
外球面轴承优先适用于要求设备及零部件简单的场合，例如用于农业机械、运输系统或建筑机械上。
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