使插块灵活可靠地伸出到导轨架标准节角钢上，并能可靠缩回。
Make the inserting block stretch out to the Angle steel of guiding track framework, and can draw back reliably.
用自装吊杆吊起标准节，装到导轨架上，并用螺栓联接紧固。
Lift the standard section by the self-install suspension shaft, and install it on the guiding track framework, and connect by the screw.
校准装置内的标准辐射，参考辐射和待测辐射由光学偏转方式进行同轴，使装置避免了大型导轨平台的使用。
In LBRCF, standard radiation, reference radiation and the radiation under calibration are coaxial by optical deflection, and the use of large-scale sliding tables is therefore avoided.
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