关于patrol的知识百科

• The patrol systematically

• 毕业论文Electropatrolsystemisoneofthemoreefficientsecuritymeasures.Atpresent,therearesomeproblemsinnightpatrolsystem.Basedoncorrelativeelectronic-andelectric-techniques,nightpatrolstickinelectro-patrolsystemisimproved.Thestickhasfunctionsofdatacollec...
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