[Why series] Earth Science Episode 3 - High Air Pressure and Low Air Pressure
10:09
YouTubeEBSDocumentary (EBS 다큐)
[Why series] Earth Science Episode 3 - High Air Pressure and Low Air Pressure
In this series, it tells us how the air pressure work in our environment. At first glance, air appears to have no power. However, air influences our lives in many ways, and causes various meteorological phenomena. Snow, rain and wind are just some of the phenomena created by wind. These weather patterns vary depending on the pressure of the air ...
已浏览 70.4万 次2019年6月26日
United States Air Force Security Forces USAF Security Forces Training
14K views · 845 reactions | Security Forces mission: Protect the...
1:54
14K views · 845 reactions | Security Forces mission: Protect the...
FacebookU.S. Air Force Recruiting
已浏览 1.4万 次1 周前
Special Operations Security Forces Squadrons
1:42
Special Operations Security Forces Squadrons
americanspecialops.com
2009年1月1日
Clear out! United States Air Force Security Forces trainees assigned to the 343rd Training Squadron take the Enter-and-Clear course at Joint Base San Antonio - Camp Bullis. The exercise is designed to teach the trainees how to shoot, move, and communicate while traversing through buildings that are occupied with an active shooter. | U.S. Department of War
1:38
Clear out! United States Air Force Security Forces trainees assigned to the 343rd Training Squadron take the Enter-and-Clear course at Joint Base San Antonio - Camp Bullis. The exercise is designed to teach the trainees how to shoot, move, and communicate while traversing through buildings that are occupied with an active shooter. | U.S. Department of War
FacebookU.S. Department of War
已浏览 3108 次2023年8月6日
热门视频
Air Pollution: How It Affects Us, Prevention and Treatment.
3:36
Air Pollution: How It Affects Us, Prevention and Treatment.
YouTubeMedical Centric Podcast
已浏览 17.2万 次2022年9月4日
WHO: Breathe Life - How air pollution impacts your body
1:19
WHO: Breathe Life - How air pollution impacts your body
YouTubeWorld Health Organization
已浏览 49.5万 次2018年3月13日
AIR | Official Trailer
2:17
AIR | Official Trailer
YouTubeAmazon MGM Studios
已浏览 1454.5万 次2023年2月9日
United States Air Force Security Forces USAF Security Forces History
Air Force Security Forces training prepares airmen to defend and protect
1:29
Air Force Security Forces training prepares airmen to defend and protect
kens5.com
2020年9月1日
820K views · 13K reactions | *Note: Turn sound on* The Air Force started the Air Police in 1947. Known today as Security Forces, these #Airmen are the first line of defense, defenders of our Airmen, our assets and our core values. They are cops, weapons instructors, dog handlers, security forces and defenders and we thank them for keeping our #AirForce safe. Have you thanked a defender today? Tag a defender you know. | United States Air Force | Facebook
2:59
820K views · 13K reactions | *Note: Turn sound on* The Air Force started the Air Police in 1947. Known today as Security Forces, these #Airmen are the first line of defense, defenders of our Airmen, our assets and our core values. They are cops, weapons instructors, dog handlers, security forces and defenders and we thank them for keeping our #AirForce safe. Have you thanked a defender today? Tag a defender you know. | United States Air Force | Facebook
FacebookUnited States Air Force
已浏览 82万 次1 个月前
Border Security
Border Security
northcom.mil
2019年6月6日