[2] [2] LI D L, ZOU M, JIANG L W. Dissolved oxygen control strategies for water treatment: A review[J]. Water Science & Technology, 2022, 86(6): 1444-1466.

[3] [3] SUN S X, HU C T, QIAO F, et al. High dissolved oxygen exacerbates ammonia toxicity with sex-dependent manner in zebrafish[J]. Comparative Biochemistry and Physiology Part, 2023, C266: 109549.

[4] [4] DAWSON J, ORESCANIN M M, CLARK R, et al. Spatiotemporal variability of dissolved oxygen in response to morphological state in a central California coast bar-built estuary[J]. Estuarine, Coastal and Shelf Science, 2023, 282: 108241.

[5] [5] ABOUELSAAD O, MATTA E, OMAR M, et al. Numerical simulation of dissolved oxygen as a water quality indicator in artificial lagoons-case study FL Gouna, Egypt[J]. Regional Studies in Marine Science, 2022, 56: 102697.

[6] [6] CARVALHO A, COSTA R, NEVES S, et al. Determination of dissolved oxygen in water by the Winkler method: Performance modelling and optimisation for environmental analysis[J]. Microchemical Journal, 2021, 165: 106129.

[8] [8] AZIMZADEH M, KHASHAYAR P, AMEREH M, et al. Microfluidic-based oxygen (O2) sensors for on-chip monitoring of cell, tissue and organ metabolism[J]. Biosensors, 2021, 12(1): 6.

[9] [9] HAN J H, KIM S, CHOI J, et al. Development of multi-well-based electrochemical dissolved oxygen sensor array[J]. Sensors and Actuators, 2020, B306: 127465.

[10] [10] WU X Z, PATTHAMAWAN K. Dissolved oxygen-quenched fluorescence materials movement-induced beam deflection: A novel method for measuring heavy metal stress in aquatic plants[J]. Environmental Monitoring and Contaminants Research, 2021, 1: 91-96.

[11] [11] LI F M, WEI Y G, CHEN Y Y, et al. An intelligent optical dissolved oxygen measurement method based on a fluorescent quenching mechanism[J]. Sensors, 2015, 15(12): 30913-30926.

[12] [12] McDONAGH C, KOLLE C, McEVOY A, et al. Phase fluorometric dissolved oxygen sensor[J]. Sensors and Actuators, 2001, B74(1/3): 124-130.

[16] [16] GEHLEN M H. The centenary of the Stern-Volmer equation of fluorescence quenching: From the single line plot to the SV quenching map[J]. Journal of Photochemistry and Photobiology, 2020, C42: 100338.

[21] [21] HAO G, ZHIQIANG W, HAO W, et al. A fluorescence based dissolved oxygen sensor[J]. Smart Agriculture, 2020, 2(2): 48-58.

[22] [22] CHEN X, CHANG J, WANG F, et al. A portable analog lock-in amplifier for accurate phase measurement and application in high-precision optical oxygen concentration detection[J]. Photonic Sensors, 2017, 7: 27-36.

[24] [24] de MARCELLIS A, FERRI G, D’AMICO A. One-decade frequency range, in-phase auto-aligned 1.8 V 2 mW fully analog CMOS integrated lock-in amplifier for small/noisy signal detection[J]. IEEE Sensors Journal, 2016, 16(14): 5690-5701.

[25] [25] ZHI X K, ZOU Y T, JIANG Y Z, et al. Lock-in based phase fluorometric dissolved oxygen sensor interface with 4 kHz-150 kHz tunable excitation frequency and frequency error calibration[J]. IEEE Access, 2021, 9: 74085-74094.

[26] [26] LIN L, FAN M L, CHENG L Y, et al. Optimizing FDLIA to realize high-speed and high-precision detection of multi-channel signals[J]. Digital Signal Processing, 2022, 131: 103776.

[28] [28] LICHTMAN J W, CONCHELLO J A. Fluorescence microscopy[J]. Nature Methods, 2005, 2(12): 910-919.