Hoover was building his reputation as a crime-buster. 胡佛作为罪犯克星的名头越来越响。
Separate air friction clutch and brake units 分离式空气磨擦离合制动装置
The metallurgist has recently found a metal skin for missiles and supersonic planes, one that will retain its strength at the high temperature caused by air friction. 冶金学家最近发明了一种用于导弹和超音速飞机的金属外壳,这种外壳在大气摩擦引起的高温下仍然能保持其强度。
Its is actually acted upon by two forces, air resistance and friction resistance with the ice. 这两种力量分别是,空气阻力和冰面摩擦力。
This only holds if there is no air drag, no friction of any kind. 如果没有空气阻力,没有任何摩擦。
The formulae of time and range of projectile with the projecting angle taking account into air friction are obtained by using the approximate method to solve the equation. 运用近似的方法处理超越方程,给出了考虑空气阻力的抛体运动落地时间和射程与抛射角的近似解析关系,并且与数值解进行了比较。
That never changes if there is no air drag or air friction of any kind. 它未曾变过,如果没有空气阻力,或任何摩擦力。
And another major centrifuge noise source is: centrifuge operation, from the heart and centrifugal air friction inside the cavity of the voice. 而离心机噪音的另一主要来源就是:离心机运转时,离心头与离心腔内空气摩擦的声音。
Designed with air friction shaft, this machine can precisely control tension through air pressure. 该款机器装有空气摩擦轴,可通过空气压力准确地控制张力。
A steel wire rope ( 6) structure in the hose can effectively eliminate static electricity generated due to air friction on the quick-change hose, thereby meeting production requirements. 软管中的钢丝绳(6)结构能够有效的去除快换软管上由于空气摩擦产生的静电,满足生产的需要。
The reduction of the air friction in the valve is similar to expanding of the valve, which increases the air coming in and out. 在气门壁面流动的空气阻力变小,就好像把气门加大一样,而使得吸气量与排气量增加。
It is pronounced by turning up the tongue tip close to the hard palate to make a narrow passage through which the air escapes with friction. 舌尖向上翘起,接近硬腭,形成一条狭缝使气流摩擦而出。
It's above the water, so if it moves now all it has to overcome is the air friction and that's it and that helps tremendously. 它浮在水面之上开始行驶,所需克服的,只有空气摩擦,帮助很大。
If you throw two pennies off the Empire State Building at different speeds, air friction causes them to approach the same terminal velocity. 如果你由帝国大厦顶端以不同速度抛出两个铜板,与空气的摩擦会使它们趋近同一个终端速度。
The factors that influence the whole efficiency of ventilating system adopting adjustment to variable air mass flow and friction were investigated. 对采用变流量、变阻力调节式通风系统整体效率的影响因素进行了探讨。
The evacuated tube high-speed transport means the maglev train will go through a evacuated pipeline, which may cause no obstruct of air friction to raise its speed. 真空管道高速列车是指磁悬浮列车穿行在抽为真空的管道内,这样它的速度不会收到来自空气摩擦的影响。
Among them, the door, trunk, car chassis, hood and roof is the most easy to produce the air friction noise place, therefore, these places are the focus of sound insulation noise reduction processing. 其中,车门、后备箱、车底盘、引擎盖和车顶是最容易产生空气摩擦噪音的地方,因此,这些地方都是隔音降噪处理的重点。
The retarding force of air friction on a moving object. 空气中运动的物体所受到的使其减速的力。
The influence of air friction drag upon the measurement of gravity acceleration measurement on air-cushioned guide way 气垫导轨测重力加速度时空气粘滞阻力的影响
Comparison between the calculated results and measured data indicates that the adoption of potential flow model is suitable under the condition of low Froude number ( Fr < 7) when air friction is neglected. 计算结果与实测资料对比分析表明,来流佛氏数Fr<7情况下,无需考虑阻力影响,采用势流模型即可获得与实测值相符合的结果;
Effects of the geometric structure and thermal conductivity of the louvered fins on heat transfer and air flow friction in the radiators are evaluated in virtue of the computation program. 运用所编程序分析了散热器结构参数与材质对散热器流动阻力与散热性能的影响。
The Influence of the Heated Air on the Friction Torque under the Braking Conditions 表面空气对制动力矩的影响
The friction behavior of three kinds of graphite used for nuclear reactors was tested by SRV standard high temperature friction tester under the helium and air environments The friction coefficients for the three kinds of graphite all increase with the friction speed increases. 在高温摩擦实验机SRV上对三种反应堆用石墨的摩擦系数进行了测试,实验条件分别是高温气冷堆冷却剂氦气环境和空气环境。
When the aviation and space weapons are flying, the surface temperature of the weapon will increase sharply because of severe air friction, which will lead inner commanding electrocircuit out of operation, when it is severe, the system will be destroyed abruptly. 航空航天武器在高马赫数飞行时,由于剧烈的空气摩擦,表面温度急剧升高,造成内部控制电路工作异常,严重时会造成突发性破坏。
Winding loss of HSPM machine is calculated and analyzed by superposition method, and analytical expressions of air friction loss are given by FEM. 通过叠加法分析计算了高速电机的铜耗,给出了转子风磨耗解析公式。
And the stator loss of different operated state and different stator structure is analyzed. Secondly, other losses including eddy current loss in rotor, air friction loss and copper loss are analyzed and calculated. 其次,对转子中的涡流损耗、风磨耗及绕组铜耗分别进行了分析。
The iron loss, copper loss, air friction loss on the rotor surface and the losses in the rotor are calculated. 然后采用场路耦合的方法,分析计算了高速电机的定子铁耗和铜耗、转子护套和永磁体内的高频附加损耗以及转子表面的风磨损耗。
The landing error, considering the Earth oblateness and the air friction in the reentry phase, is compensated and the virtual target is hit. 在考虑地球扁率以及再入段空气阻力的情况下对落点偏差进行补偿,得到虚拟目标。
Considering air friction losses, the rotor wind abrasion is calculated. Then, the design methods of high-speed permanent magnet synchronous generator were studied. 考虑高转速时空气摩擦损耗,计算了转子风摩耗。然后,对高速永磁同步发电机的设计方法进行了研究。
The ice particles act as a negatively charged background moving with the terminal velocity as a result of the balance between the gravity and neutral air friction. 其中,冰晶视为带负电荷的背景,以重力和摩擦力相平衡的收尾速度运动。