With liquid nitrogen filled, the backgroundtemperature of LBRCF is below 80k.
充液氮后，校凖装置的背景温度低于80 K。
2
One-handed focus capability, emissivity correction, reflected backgroundtemperature compensation, and transmission correction increase the accuracy of measurements in most situations.
单手的重点功能，辐射校正，反映背景温度补偿，校正增加和传输，在大多数情况下的测量精度。
3
These variations caused minute differences in the temperature of the early universe, which we can see in the cosmic microwave background.