来自"Armourdesia Military Hardware"的这个令人紧张刺激的视频,展示了俄罗斯士兵在沟中面对致命的遥控自杀式FPV无人机攻击时的经历。他利用头盔中的装甲进行防御,冒着生命危险,用自己的头部迎撞进来的无人机,使其爆炸发生在他上方,奇迹般地保住了性命。视频还展示了另一个勇敢的例子:一位俄罗斯士兵使用步枪的枪托...
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A drone with some petri dishes attached is making research easier on whales and scientists. HowStuffWorks takes a look.
How Missiles Work What Is a Vacuum Bomb and Is Russia Using Them in Ukraine? The Simple Difference Between Ballistic Missiles and Cruise Missiles How Nuclear Bombs Work How to Survive a Nuclear Attack How Biological and Chemical Warfare Works More Great Links FAS.org: FIM-92A Stinger Weapons Sy...
Australian researchers have attached a special dish that is used in scientific tests to a drone which flies through the whale's nasal mist. As a whale comes to take a breath—you can actually see it coming to the surface on really good weather days —the drone then lowers, the dish is ...
Introduction: How to Make a Lego Attack Drone By MattySmithplus.google.com/1079954072298107Follow More by the author: this is quite hard Step 1: Parts parts Step 2: Turret 3 More Images make two Step 3: Wings and Cocpit make Step 4: Finished its ready to fly ...
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to build the first ocean drone. However, Saildrone USVs aren’t designed for speed, rather stability and consistency, which are required for data collection, makes them environmentally friendly, and does not interfere with the marine life they are studying. (Although, SD-1020 did set aspeed rec...
How does it rise to a higher altitude or dive back toward the ground? First, let's consider the angle of attack, the angle that a wing (or airfoil) presents to oncoming air. The greater the angle of attack, the greater the lift. The smaller the angle, the less lift. Interestingly ...