Even rudimentary feathers on forelimbs could have expanded the arm's surface area to enhance lift slightly.
即使是前肢发育不全的羽毛也能扩大手臂的表面积,以略微提高升力。
An inflatable lift bag brings a stalagmite to the surface to be studied for evidence of abrupt climate changes in the past.
他用一个可充气的包来运送石笋,对这些石笋的研究可以了解过去的气候是如何剧烈变化的。
If the boat becomes submerged in high seas, the cabins trap enough air to lift the vessel to the surface.
如果船在风高浪大的海面被淹没,船舱里有足够的空气让船重新浮出来。
Body shape: The blended wing's fuselage relies on a triangular shape to reduce its surface area and generate 20 percent of its lift.
机体外形:三角形混合机翼能减少表面面积,表现提升20%。
Electric lift oil: containing alkali solution in to parts used as an anode or the cathode, in the current function, remove the process of surface oil parts.
电解除油:在含碱溶液中,以制件作为阳极或阴极,在电流作用下,清除制件表面油污的过程。
Golf surface of small, yea, also can have prompted separation function, but the bumps of the flow interference some difficult to control, causing some lateral force (also can call lift).
高尔夫球表面的小突起,也能起到促使分离的作用,但突起对流动的干扰有些难以控制,造成一些侧向力(也可以叫升力)。
By means of many-knot splines and algorithms used in this paper, Boolean sum surface starts its new lift.
为得到布尔和曲面所要求的信息,传统的样条方法是极为不易的。
If necessary, lift the mouse and move it to another spot on your desk. The pointer moves only when you move the mouse on a flat surface.
如有必要,请抬起鼠标,将它移到桌面的其他地方。只有在平面上移动鼠标时,光标才跟着移动。
Imitation marble door lift anti-skid treatment is generally applicable to the stairs, moisture and slope surface.
仿大理石电梯门套防滑处理一般适用于楼梯台阶、潮湿处和斜坡表面。
A motorboat designed so that the prow and much of the hull lift out of the water and skim the surface at high speeds.
水上滑行艇一种机动船,设计使船头及船身很大一部分露出水面,船可以高速滑过水平面。
Pressing down on the surface of the water permits drowning people to leverage their bodies so they can lift their mouths out of the water to breathe.
打压水面可以使身体上浮,所以他们能使嘴高于水面呼吸。
Like Benjamin Martin picked up the gun, as he led his compatriots lift up high the flag of the that surface free kill!
就像本杰明·马丁拿起枪,就像他带领着他的同胞们高举着那面自由的大旗英勇杀敌一样!
A part or surface, such as a wing, propeller blade, or rudder, whose shape and orientation control stability, direction, lift, thrust, or propulsion.
翼剖面;机翼;翼面一个部件或平面,如机翼、螺旋桨叶、方向舵等,其形状或方位控制稳定性、方向、抬升、冲击或驱动。
The lift of fin would vanish at anchor. Because the speed of water flow across the surface of fin stabilizers is zero on this condition.
船舶在低航速或零航速情况下,由于流过鳍表面的水流速度为零,鳍上升力也将消失,因而此时减摇鳍几乎不能进行减摇。
Testing signal is very sensitive to the lift off effect in the hardness nondestructive testing of rail surface by electromagnetic method, so lift off effect must be restrained.
电磁无损检测钢轨踏面硬度中,检测信号对提离效应极其敏感,所以必须对提离效应加以抑制。
The stall of the wing occurs at the highest lift coefficient on an airfoil, when the airflow can no longer go around the airfoil's nose (leading edge) and separates from the upper wing surface.
机翼失速的发生在电梯表面系数最高的机翼上,当气流不能继续围绕翼型的鼻子(领先),并脱离机翼上。
Ortherwise, the eccentric gas anchor, gas lift valve and surface check valve are installed to automatically unload the gas from the deeper layer and annulus between the tubing and the casing.
大气量时应用偏心气锚安装气举阀与地面单流阀两步卸气,实现了下部产层和油套环空自动卸气。
Wind shear near the surface, for design purpose, is a shear which ACTS on a space vehicle free-standing on the pad or at the time of lift-off.
从设计目的看,靠近地面的风切变是作用于自由竖立发射台上的飞行器或者发射时的飞行器上的风切变。
In English:However, only clothes and manufacturers will be nosy, and we do not know the factors that are not prescribed surface, Karelinia chair lift people out of this can also be a super spokesmen.
可是,只靠会穿衣服和制造八卦,以及我们所不知道的不在明面上的因素,花花轿子众人抬也可以抬出这样一个超级代言人。
To avoid scratches, you should lift up the items and not drag them since it will damage the surface of the furniture.
为避免过度划伤,当您在桌面上移动物品时,要将物品抬离家具而不应在其表面拖拽。
By doing integral computation on the wake surface that is down from the aircraft and vertical to the velocity of far field, it can get the lift, induced drag, wave drag and the total drag.
在飞行器所在流场的下游一垂直于来流速度的截面上进行积分计算,得到升力、诱导阻力、激波阻力和总阻力。
My father told me about a machine powerful enough to lift the observation platform right up to the surface.
父亲跟我说过,有一台机器能把观察平台升起到地面上。
The open water characteristics of a series of large hub-diameter Ratio MAU propellers are calculated by using lift-surface method to expand the chart of MAU-series propeller.
采用升力面涡格法对系列大毂径MAU型螺旋桨进行敞水性能计算,运用理论算法扩充了MAU型螺旋桨图谱。
The lift and drag coefficients were determined from the surface pressure distributions, which were measured under all tested conditions.
结果表明:所有工况条件下,加襟翼都能够增加升力系数。
Surface proximity and swirl rotational speed are the two basic factors leading to flame lift-off asymmetry, but their influences on the flame lift-off length is not strong.
模拟的结果发现贴壁程度和涡流转速是产生火焰浮起长度不对称性的基础,但其对火焰浮起长度的影响并不显著;
When waves act on a vertical cylinder, there are in-line and lift forces. They are caused by the viscous effect, which induces the surface frictional force and flow separation and vortex shedding.
通常将垂直柱体在波浪场中的受力分为正向力(顺流力)与升力,它们是由干粘性流绕钝体产生的摩擦阻力和由于水流绕柱分离产生涡漩而形成柱表面压力分布的不均匀变化而造成的。
The surface suction opening is arranged on a floating body or a ship that is outside the floating rail, especially on a floating type air lift system.
表层水吸水口是安装在浮动围拦外的浮体或船上,尤其是构成浮动式气提系统。
The surface suction opening is arranged on a floating body or a ship that is outside the floating rail, especially on a floating type air lift system.
表层水吸水口是安装在浮动围拦外的浮体或船上,尤其是构成浮动式气提系统。
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