Fig. 1. Schematic diagram of optical fiber time-frequency transfer links

Fig. 2. Simulation curve of temperature delay fluctuation and weighted average of total noise of different numbers of atomic clocks

Fig. 3. Maximum difference of noise with hydrogen clock

Fig. 4. Frequency stability of clock difference data before and after calibration

Fig. 5. Difference of frequency stability in 10 thousand smooth time

Fig. 6. Maximum difference of noise with cesium clock