With lubricating system to ensure the operational precision and service life 配有润滑系统,确保使用精度及使用寿命。
2.
So just two detectors needed . some formulas had been offered . the influences of both the operational precision and the measurement precision to the result gone out of the system had been analyzed 本论文从系统设计入手,阐述了阵列探测光能量的方法,光能量的传输影响因素,探测器的特性,信号检测的方法。