[1] [1] MOHAMMED H, HAMEED I A, SEIDU R. Comparative predictive modelling of the occurrence of faecal indicator bacteria in a drinking water source in Norway ［J］. Science of the Total Environment, 2018, 628-629: 1178-1190.

[2] [2] GUO J G, ZHAO L H, XU D, et al.. Effect of the flood on the bacterial community of bacteriaplankton in Daling River ［J］. Acta Ecologica Sinica, 2015, 35(14): 4777-4783. (in Chinese)

[3] [3] ALIGHADRI M, SADEGHI T, BAGHERIARDEBILIAN P, et al.. Heterotrophic bacteria in drinking water distribution system in Ardabil, Iran ［J］. Arumshealth, 2015, 6(2): 226-235.

[4] [4] National Institute of Environmental Health, Chinese Center for Disease Control and Prevention. Standard test method for drinking water microbial indicator ［S］. Ministry of Health of the Peoples Republic of China; China National Standardization Administration, 2006. (in Chinese)

[5] [5] HORN S, PIETERS R, BEZUIDENHOUT C. Pathogenic features of heterotrophic plate count bacteria from drinking-water boreholes ［J］. Journal of Water and Health, 2016, 14(6): 890-900.

[6] [6] LAUTENSCHLAGER K, HWANG C, LIU W T, et al.. A microbiology-based multi-parametric approach towards assessing biological stability in drinking water distribution networks ［J］. Water Research, 2013, 47(9): 3015-3025.

[7] [7] TIAN Q, LUO J P, LIU X H, et al.. Development and application of rapid detecting instrument for bacteria based on bioluminescence ［J］. Opt. Precision Eng., 2010, 18(4): 771-778. (in Chinese)

[8] [8] WU T H, MAO J W, CHEN F, et al.. Rapid trace microbia detection system ［J］. Opt. Precision Eng., 2015, 23(11): 3061-3068. (in Chinese)

[9] [9] GRATTEPANCHE J D, SANTOFERRARA L F, ANDRADE J, et al.. Distribution and diversity of oligotrich and choreotrich ciliates assessed by morphology and DGGE in temperate coastal waters ［J］. Aquatic Microbial Ecology, 2014, 71(3): 211-234.

[10] [10] LIU J, YU Y Y, CAI Z, et al.. Comparison of ITS and 18S rDNA for estimating fungal diversity using PCR-DGGE ［J］. World Journal of Microbiology and Biotechnology, 2015, 31(9): 1387-1395.

[11] [11] ZHOU W, LI Y H, SUN Y, et al.. Quantitative detection of staphylococcus aureus in yogurt by droplet digital PCR assay ［J］. Food Science, 2017, 38(16): 287-291. (in Chinese)

[12] [12] LIU C, DONG W F, ZHANG T, et al.. Identification of florescent droplets at low concentrations for droplet digital PCR ［J］. Opt. Precision Eng., 2018, 26(3): 647-653. (in Chinese)

[13] [13] KENNEDY D, WILKINSON M G. Application of flow cytometry to the detection of pathogenic bacteria ［J］. Current Issues in Molecular Biology, 2017, 23: 21-38.

[14] [14] HAMMES F, BROGER T, WEILENMANN H U, et al.. Development and laboratory-scale testing of a fully automated online flow cytometer for drinking water analysis ［J］. Cytometry Part A, 2012, 81A(6): 508-516.

[15] [15] BESMER M D, HAMMES F. Short-term microbial dynamics in a drinking water plant treating groundwater with occasional high microbial loads ［J］. Water Research, 2016, 107: 11-18.

[16] [16] EL-CHAKHTOURA J, PREST E, SAIKALY P, et al.. Dynamics of bacterial communities before and after distribution in a full-scale drinking water network ［J］. Water Research, 2015, 74: 180-190.

[17] [17] OZAWA S, OKABE S, ISHII S. Specific single-cell isolation of escherichia coli O157 from environmental water samples by using flow cytometry and fluorescence-activated cell sorting ［J］. Foodborne Pathogens and Disease, 2016, 13(8): 456-461.

[18] [18] ZHANG J H, LIU CH, ZHOU ZH H, et al.. Design and implementation of single-cell illumination system based on cylindrical lens ［J］. Laser & Infrared, 2016, 46(6): 722-726. (in Chinese)

[19] [19] MA Y T, YAN X T, CHEN ZH X, et al.. Simulated analysis and design of flow cytometer focusing system ［J］. Analytical Instrumentation, 2014(1): 17-22. (in Chinese)

[20] [20] YAN X T, ZHONG J F, WU Y L, et al.. Design and test of flow cytometer focusing system based on pneumatic steady flow method ［J］.Research and Exploration in Laboratory, 2016, 35(1): 39-42, 75. (in Chinese)

[21] [21] WU Y L, PEI ZH G, CHEN ZH X, et al.. Design of flow cytometry control system based on FPGA ［J］. Electronic Measurement Technology, 2015, 38(7): 58-61. (in Chinese)

[22] [22] MA Y T, WU Y L, PEI ZH G, et al.. USB interface design of data acquisition system in flow cytometer ［J］. Electronic Design Engineering, 2012, 20(18): 82-86. (in Chinese)

[23] [23] KALINA T, FLORES-MONTERO J, VAN DER VELDEN V H J, et al.. EuroFlow standardization of flow cytometer instrument settings and immunophenotyping protocols ［J］. Leukemia, 2012, 26(9): 1986-2010.

[24] [24] WANG J J, HAN L, HAN Y P, et al.. Shaped beam scattering from a single lymphocyte cell by generalized Lorenz-Mie theory［J］. Journal of Quantitative Spectroscopy and Radiative Transfer, 2014, 133: 72-80.

[25] [25] National Institute of Environmental Health, Chinese Center for Disease Control and Prevention. Hygienic standard for drinking water ［S］. Ministry of Health of the Peoples Republic of China; China National Standardization Administration, 2006. (in Chinese)

[26] [26] ASHAUER M, GLOSCH H, HEDRICH F, et al.. Thermal flow sensor for liquids and gases based on combinations of two principles ［J］. Sensors and Actuators A: Physical, 1999, 73(1/2): 7-13.