Objective To prevent the spreading of water-born infectious diseases, do effective surveillance on their pathogeny in Zhujiang water at the frontier port area.

目的通过监测口岸辖区内珠江水中水源性传染病病源，有效地预防水源性传染病在国境口岸的传播。

youdao

BackgroundThe surveillance and control of the medical vector at national territorial port is the most important and basic task of port health control and monitor system of infectious diseases.

研究背景国境口岸医学媒介生物监测与控制是口岸卫生控制和传染病监测系统中的重要和和基础性的工作。

youdao

Objective To find out the status and the epidemiology features of HIV infection among entry-exit personnels at Shenzhen port, and to provide references for the surveillance and prevention of HIV/AIDS.

了解深圳口岸出入境人员中艾滋病感染情况和流行病学特征，为做好出入境人群的艾滋病监测和预防工作提供科学依据。

youdao

Without fundamental changes in farming and radical improvements in port surveillance, we remain at high risk of new disease outbreaks every day.

BBC: The pointless slaughter?

His team is about to safety-test a fixed-wing reconnaissance UAV for a consortium of clients including the police, coastguards, the lifeboat service and Dutch port authorities, to help them carry out maritime surveillance more efficiently.

BBC: Sky high thinking: Could we all soon own a drone?

And tonight there's going to be a public hearing in Dillingham to discuss the surveillance cameras that have been installed. 80 cameras around the port and around the town purchased with grant money from the Department of Homeland Security.

NPR: Alaska Town Watched by Eighty Security Cameras