The aircraft is streamlined to cut down wind resistance.
飞机设计成流线型以减小风的阻力。
单词 | Wind resistance |
释义 |
Wind resistance
英语例句库
The aircraft is streamlined to cut down wind resistance. 飞机设计成流线型以减小风的阻力。
原声例句
Vox 观点 This wind resistance technique makes for some of the most stunning skylines today. 这种抗风技术造就了今天一些最令人惊叹的天际线。 美语情景对话 I always thought it was about wind resistance, but I was completely wrong. 我一直以为是因为风的阻力的原因,原来我完全弄错了。 Vox 观点 That's the same wind resistance trick used by some industrial chimneys and car antennas. 这是一些工业烟囱和汽车天线使用的相同的抗风技巧。 VOA Special 2018年6月合集 The sled project taught the Wright brothers two important rules. They learned they could increase speed by reducing wind resistance. 雪橇项目教会莱特兄弟两个重要的法则。他们学习到可以通过减少风的阻力来增加速度。 中级英语短文 The wind resistance generated by such speed—in a chilly arena—is enough to make any skater's eyes start streaming with tears. 在寒冷的场馆内,这样的速度产生的强大风阻足以把运动员的眼睛冻到眼泪汪汪。 绝望的主妇(音频版)第一季 I know we'll go with the spatula, the holes give itless wind resistance. Moves faster. -No! No! No! No! No! No! 我知道,我们也可以用刮铲上面的小洞能减小空气阻力。移动更快速。-不!不!不! 绝望的主妇视频版 第1季 The holes give it less wind resistance. 上面的洞能减少空气阻力。 Movies Friction and wind resistance are reversed. 摩擦力和风阻也是反向的。 SciShow 合集 And the vacuum tubes would help get rid of a lot of wind resistance. 真空管将有助于消除大量的风阻。 开启骑行之旅 Yeah, it's all about wind resistance, the capacity you go, the more work it takes to get just a little bit more speed. 是啊,这都是风阻的问题,你的速度越快,就越需要付出更多的努力。 流行文化 Back in the 1930s, streamliners like this Chrysler Airflow used this sleek design to reduce wind resistance. 早在 1930 年代,像克莱斯勒 Airflow 这样的流线型汽车就使用这种圆滑的设计来降低风阻。 202322 Each bird flies slightly above the bird in front of it, resulting in a reduction in wind resistance. 每只鸟都飞得略高于它前面的鸟,导致风阻降低。 NASA微课堂 The wind resistance on the underside of the drop causes the bottom of the drop to flatten, resulting in a drop looking like a hamburger bun. 落点下方的风阻力使落点底部变平,导致落点看起来像一个汉堡面包。 设计背后的故事 The Adelie Penguin — whose smooth body allows it to swim and slide effortlessly — inspired the pantograph’s supporting shaft, redesigned for lower wind resistance. 阿德利企鹅——其光滑的身体使其可以毫不费力地游泳和滑行——启发了受电弓的支撑轴,重新设计以降低风阻。 未来世界建设 First of all it's important to explain how we're able to build this tall with timber in the first place - we know those questions about strength, fire and wind resistance are already jumping into your mind. 首先,重要的是要解释我们如何能够首先用木材建造这座高楼 - 我们知道关于强度、防火和抗风的问题已经跃入您的脑海。
中文百科
阻力 Drag (physics)(重定向自Wind resistance)
![]() ![]() ![]() ![]() 阻力,又称后曳力或流体阻力,是物体在流体中相对运动所产生与运动方向相反的力。阻力的方向和其所在流场的流速方向相反。一般摩擦力不随速度变化而变化,但阻力会随速度而变化。 对于一个在流体中移动的物体,阻力为周围流体对物体施力,在移动方向的反方向上分量的总和。而施力和移动方向垂直的分量一般则视为升力。因此阻力和物体移动方向恰好相反,像飞机前进时会产生推力来克服阻力的影响。 在航天动力学中,大气阻力可以视为太空飞行器在发射时的低效率,其影响则是在发射时需要额外的能量,不过在返回轨道时大气阻力有助于太空飞行器减速,可减少减速额外需要的能量,不过大气阻力产生的热量甚至可以将物体熔化。
英语百科
Drag (physics) 阻力(重定向自Wind resistance)
![]() ![]() ![]() ![]() In fluid dynamics, drag (sometimes called air resistance, a type of friction, or fluid resistance, another type of friction or fluid friction) is a force acting opposite to the relative motion of any object moving with respect to a surrounding fluid. This can exist between two fluid layers (or surfaces) or a fluid and a solid surface. Unlike other resistive forces, such as dry friction, which are nearly independent of velocity, drag forces depend on velocity. Drag force is proportional to the velocity for a laminar flow and the squared velocity for a turbulent flow. Even though the ultimate cause of a drag is viscous friction, the turbulent drag is independent of viscosity. |
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