How Does A Helicopter Work: Everything You Need To Know About Helicopters
7:59
YouTubeScience ABC
How Does A Helicopter Work: Everything You Need To Know About Helicopters
A helicopter works on the principle of aerodynamic lift - an upwards force that opposes the weight of the helicopter and holds it the air. So how exactly do the rotors of helicopters help them fly? For any object to fly in the air, it must have the force of lift pushing it upwards, but for that to happen, the air must pass around an airfoil. In ...
已浏览 53.6万 次2019年12月26日
短视频
A helicopter crashed into a pond in France while trying to extinguish a fire
0:16
已浏览 354.6万 次
A helicopter crashed into a pond in France while trying to extinguish a fire
NBC News
A helicopter crashed in France while trying to collect water to battle a fire. Officials say the pilot, an officer and a witness were taken to a local hospital. No fatalities have been reported. | CNN
已浏览 20.6万 次
A helicopter crashed in France while trying to collect water to battle a fire.
CNN
Helicopter Song Lyrics
Why Pakistan Is Addicted to India’s Favourite Helicopter
4:40
Why Pakistan Is Addicted to India’s Favourite Helicopter
YouTubeRepublic World
已浏览 2292 次14 小时之前
China Challenged US Helicopter — Big Mistake
12:38
China Challenged US Helicopter — Big Mistake
YouTubeBeyond Military
已浏览 162.8万 次3 天之前
Helicopter crash kills 3 after ‘spiralling’ to ground during horror flying lesson on Isle of Wight
0:51
Helicopter crash kills 3 after ‘spiralling’ to ground during horror flying lesson on Isle of Wight
YouTubeThe Sun
已浏览 9.8万 次1 周前
热门视频
Grady launches state-of-the-art emergency medical helicopter | FOX 5 News
2:23
Grady launches state-of-the-art emergency medical helicopter | FOX 5 News
YouTubeFOX 5 Atlanta
已浏览 440 次5 天之前
Black Hawk MEDEVAC HH-60M pilots conduct rescue training
0:27
Black Hawk MEDEVAC HH-60M pilots conduct rescue training
YouTubeOuter Space News
已浏览 8711 次5 天之前
'Very impressive': Helicopter downed in Vietnam now a monument to veterans 57 years later
3:49
'Very impressive': Helicopter downed in Vietnam now a monument to veterans 57 years later
YouTubeWKBW TV | Buffalo, NY
已浏览 1 次3 小时之前
Helicopter Song Dance
Helicopter | Dance Dance | Nursery Rhyme | Pinkfong Songs for Children
1:38
Helicopter | Dance Dance | Nursery Rhyme | Pinkfong Songs for Children
YouTubeBaby Shark - Pinkfong Kids’
已浏览 986.8万 次2018年11月20日
Hilarious Helicopter Dance Routine with Friends#HelicopterDance #FunnyDance
0:13
Hilarious Helicopter Dance Routine with Friends#HelicopterDance #FunnyDance
YouTubeTom Kerrick
已浏览 1 次3 个月之前
Helicopter Song Dance || Shivam Relwaniya || Anjali Raghav ||
1:46
Helicopter Song Dance || Shivam Relwaniya || Anjali Raghav ||
YouTubeShivam Relwaniya
已浏览 1.7万 次2024年5月8日
Grady launches state-of-the-art emergency medical helicopter | FOX 5 News
2:23
Grady launches state-of-the-art emergency medical helicopter | F…
已浏览 440 次5 天之前
YouTubeFOX 5 Atlanta
Black Hawk MEDEVAC HH-60M pilots conduct rescue training
0:27
Black Hawk MEDEVAC HH-60M pilots conduct rescue training
已浏览 8711 次5 天之前
YouTubeOuter Space News
'Very impressive': Helicopter downed in Vietnam now a monument to veterans 57 years later
3:49
'Very impressive': Helicopter downed in Vietnam now a monum…
已浏览 1 次3 小时之前
YouTubeWKBW TV | Buffalo, NY
A helicopter crashed into a pond in France while trying to extinguish a fire
0:16
A helicopter crashed into a pond in France while trying to extinguish …
已浏览 354.6万 次1 周前
YouTubeNBC News
A helicopter crashed in France while trying to collect water to battle a fire. Officials say the pilot, an officer and a witness were taken to a local hospital. No fatalities have been reported. | CNN
A helicopter crashed in France while trying to collect water to battle a fi…
已浏览 20.6万 次6 天之前
FacebookCNN
Helicopter crash kills 3 after ‘spiralling’ to ground during horror flying lesson on Isle of Wight
0:51
Helicopter crash kills 3 after ‘spiralling’ to ground during horro…
已浏览 9.8万 次1 周前
YouTubeThe Sun
Military helicopter rescues people from collapsing building in India | AJ #shorts
0:39
Military helicopter rescues people from collapsing building in India | …
已浏览 6.3万 次5 天之前
YouTubeAl Jazeera English
0:05
Rescue Helicopters Face-Off: USA vs Russia 🚁 | HH-60W vs Mi-8
已浏览 9755 次1 周前
YouTubeDIPSY TV
4:40
Why Pakistan Is Addicted to India’s Favourite Helicopter
已浏览 3753 次14 小时之前
YouTubeRepublic World
4:19
Bell 205 Helicopter Engine Startup and Takeoff
已浏览 2948 次1 周前
YouTubeTheHDAviation
0:50
🚁 IR Helicopter Experiment ✋ Unlimited Flying Height 😱🔥 #shorts
已浏览 281.9万 次1 周前
YouTubeOut of Focus
0:35
Rescue Operation by BSF Air Wing Helicopter In Punjab's Flood-Hit G…
已浏览 1.4万 次4 天之前
YouTubeCNN-News18
17:41
15 FASTEST Helicopters in the World
已浏览 276.4万 次2021年12月21日
YouTubeTop Fives
26:14
15 FASTEST Helicopters ever made
已浏览 11.4万 次2023年10月31日
YouTubeTop Fives
6:38
Giant RC Helicopter JetRanger Bell 206B3 Turbine Scale Edition
已浏览 1128 次1 周前
YouTubeRCHeliJet
7:42
Giant Electric RC Scale Helicopter Bell429 Nassau Police Model
已浏览 7 次5 天之前
YouTubeRCHeliJet
A helicopter lost control and crashed into a pond in Rosporden…
已浏览 12.7万 次6 天之前
FacebookReuters
2:29
CM ਮਾਨ ਵਲੋਂ ਦਿੱਤੇ Helicopter ਰਾਹੀਂ ਵੰਡਿਆ ਜਾ ਰਿਹਾ ਰਾਸ਼…
已浏览 6.4万 次5 天之前
YouTubeNews18 Punjab
6:16
One person airlifted to hospital after helicopter crashed on Isle of Wight
已浏览 3.6万 次1 周前
YouTubeSky News
1:57
Three people named in helicopter crash in Isle of Wight and fourth i…
已浏览 3万 次6 天之前
YouTubeSky News
0:23
Helicopter in France crashes into water | DW News
已浏览 2.9万 次6 天之前
YouTubeDW News
2:52
Two victims of Isle of Wight helicopter crash named
已浏览 2.5万 次6 天之前
YouTubeSky News
2:30
Two victims of Isle of Wight helicopter crash named by family …
已浏览 2.4万 次6 天之前
YouTubeITV News
0:33
Helicopter crashes into pond while scooping water for wildfire
已浏览 2万 次1 周前
YouTubeGlobal News
0:14
Helicopter crashes into pond during firefighting mission in France
已浏览 1.8万 次6 天之前
YouTubeThe Telegraph
0:22
Firefighting helicopter crashes into pond while collecting water in Fra…
已浏览 1.5万 次6 天之前
YouTubeGMA Integrated News
16:59
How does a Military Helicopter work? (Pave Hawk)
已浏览 1499万 次2022年2月17日
YouTubeJared Owen
9:02
This Insane Helicopter Was The Largest Ever Built: The Mil V-12 St…
已浏览 280.1万 次2020年9月10日
YouTubeMustard
0:31
Video shows firefighting helicopter crash in Rosporden, France pond …
已浏览 1.4万 次1 周前
YouTubeUSA TODAY
观看更多视频
静态缩略图占位符