{"id":425108,"date":"2026-08-21T00:38:33","date_gmt":"2026-08-20T16:38:33","guid":{"rendered":"https:\/\/library.usj.edu.mo\/?post_type=tnc_col_19631_item&#038;p=425108"},"modified":"2026-08-24T12:16:42","modified_gmt":"2026-08-24T04:16:42","slug":"the-relationship-between-the-usage-and-acceptance-of-smart-policing-technology-and-the-work-engagement-among-macau-police-officers","status":"publish","type":"tnc_col_19631_item","link":"https:\/\/library.usj.edu.mo\/zh\/student-thesis-dissertation\/the-relationship-between-the-usage-and-acceptance-of-smart-policing-technology-and-the-work-engagement-among-macau-police-officers\/","title":{"rendered":"THE RELATIONSHIP BETWEEN THE USAGE AND ACCEPTANCE OF SMART POLICING TECHNOLOGY AND THE WORK ENGAGEMENT AMONG MACAU POLICE OFFICERS"},"content":{"rendered":"<p>THIS STUDY EXAMINED THE MICROBIAL CONTAMINATION CHARACTERISTICS OF THREE DIFFERENT ROOF MATERIALS (GREEN ROOF, METAL ROOF, AND CONCRETE ROOF) DURING RAINFALL EVENTS. THROUGH RUNOFF SAMPLES COLLECTED FROM MULTIPLE RAINFALL EVENTS IN THE EXPERIMENTAL RAINWATER COLLECTION SYSTEM MODEL, THE POLLUTION CHARACTERISTICS OF TOTAL COLONY-FORMING UNITS, ESCHERICHIA COLI, AND TOTAL COLIFORMS WERE ANALYZED IN COMBINATION WITH WATER QUALITY PARAMETERS SUCH AS PH, TURBIDITY, CHEMICAL OXYGEN DEMAND (COD), AND ELECTRICAL CONDUCTIVITY. THE STUDY USING THE WILCOXON SIGNED RANKS TEST AND FOUND THAT THE MICROBIAL CONTAMINATION LOAD OF INITIAL RAINWATER WAS SIGNIFICANTLY HIGHER THAN THAT OF SUBSEQUENT RUNOFF. THE MANN-WHITNEY U TEST WAS USED TO COMPARE THE DIFFERENCES IN MICROBIAL CONTAMINATION CAUSED BY DIFFERENT ROOF MATERIALS. THE RESULTS SHOW THAT THE METAL ROOF PERFORMED THE BEST IN TERMS OF MICROBIAL CONTROL, WHILE THE GREEN ROOF HAD THE POOREST MICROBIAL CONTROL EFFICIENCY. THE SPEARMAN CORRELATION ANALYSIS REVEALED THAT TURBIDITY AND CONDUCTIVITY WERE SIGNIFICANTLY POSITIVELY CORRELATED WITH MICROBIAL CONTAMINATION, CONFIRMING THAT POLLUTANTS AND NUTRIENT IONS ARE CORE FACTORS DRIVING MICROBIAL PROLIFERATION. MOREOVER, THE METAL ROOF EXHIBITED OUTSTANDING DISINFECTION EFFICACY UNDER DIRECT SUNLIGHT (MICROBIAL SURVIVAL RATE 0.00003% &#8211; 0.0004%), ITS HIGH REFLECTIVITY AND THERMAL CONDUCTIVITY WORKING IN SYNERGY WITH UV RADIATION TO DESTROY MICROBIAL DNA, WHILE UNDER SHADED CONDITIONS, THE STERILIZATION EFFICIENCY DECREASED BY APPROXIMATELY 100 TIMES. THE STUDY SUGGESTS THAT METAL ROOFS SHOULD BE PRIORITIZED FOR USE IN WATER QUALITY-SENSITIVE SCENARIOS. GREEN ROOFS NEED TO BE EQUIPPED WITH INITIAL RAINWATER RETENTION AND SUBSTRATE ANTIBACTERIAL IMPROVEMENT, AND CONCRETE ROOFS CAN ENHANCE THEIR ANTIBACTERIAL ABILITY THROUGH HYDROPHOBIC SURFACE TREATMENT. THE STUDY PROVIDES A SCIENTIFIC BASIS FOR IMPROVING THE DESIGN OF RAINWATER COLLECTION SYSTEMS IN MACAU, ENRICHING THE RESEARCH CASES OF ROOF RUNOFF POLLUTION IN TROPICAL COASTAL CITIES, AND IS OF GREAT SIGNIFICANCE FOR IMPROVING THE URBAN RAINWATER MANAGEMENT SYSTEM AND PROTECTING WATER ENVIRONMENTAL QUALITY. \u672c\u7814\u7a76\u8003\u5bdf\u4e86\u4e09\u79cd\u4e0d\u540c\u5c4b\u9876\u6750\u6599\uff08\u7eff\u8272\u5c4b\u9876\u3001\u91d1\u5c5e\u5c4b\u9876\u548c\u6df7\u51dd\u571f\u5c4b\u9876\uff09\u5728\u964d\u96e8\u671f\u95f4\u7684\u5fae\u751f\u7269\u6c61\u67d3\u7279\u5f81\u3002\u901a\u8fc7\u5728\u5b9e\u9a8c\u96e8\u6c34\u6536\u96c6\u7cfb\u7edf\u6a21\u578b\u4e2d\u591a\u6b21\u964d\u96e8\u4e8b\u4ef6\u6240\u91c7\u96c6\u7684\u5f84\u6d41\u6837\u672c\uff0c\u7ed3\u5408 PH \u503c\u3001\u6d4a\u5ea6\u3001\u5316\u5b66\u9700\u6c27\u91cf\uff08COD\uff09\u548c\u7535\u5bfc\u7387\u7b49\u6c34\u8d28\u53c2\u6570\uff0c\u5bf9\u603b\u83cc\u843d\u5f62\u6210\u5355\u4f4d\u3001\u5927\u80a0\u6746\u83cc\u548c\u603b\u5927\u80a0\u83cc\u7fa4\u7684\u6c61\u67d3\u7279\u5f81\u8fdb\u884c\u4e86\u5206\u6790\u3002\u7814\u7a76\u91c7\u7528\u5a01\u5c14\u79d1\u514b\u68ee\u7b26\u53f7\u79e9\u68c0\u9a8c\uff0c\u53d1\u73b0\u521d\u671f\u96e8\u6c34\u7684\u5fae\u751f\u7269\u6c61\u67d3\u8d1f\u8377\u663e\u8457\u9ad8\u4e8e\u540e\u7eed\u5f84\u6d41\u3002\u91c7\u7528\u66fc &#8211; 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