High-precision horizontal reference and axial reference are established and fixed equal-height supports are used to ensure the reliable coaxality of bar-bar system.
该装置具有完备的、高精度的水平和轴向基准，采用等高的固定支承，保证了杆杆试验系统具有良好的共轴度；
In order to guarantee the testing precision and accuracy of yield monitor system, yield monitor system must be set up and calibrated before or during the CASE 2366 Axial-Flow combine harvests task.
通过连续两年使用带有测产系统的联合收割机进行收获试验 ，并对得到的产量数据进行分析 ，发现产量数据中主要存在三类误差 ，即割幅宽度设置误差、填充时间误差和延迟时间误差。
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