而且，牛顿还将声速的经验定律公式化。
Newton also formulated an empirical law of cooling as well as studied the speed of sound.
这种新型战斗机的巡航速度为声速的两倍。
目的了解足位变化对跟骨超声骨密度检测声速的影响。
Objective To explore the effect foot position on detection of speed of sound during ultrasonic detection of calcaneal bone mineral density.
描述了用改进的声波探测器在空气中测定声速的方法。
In this paper, A method for measuring the speed of sound in air by means of a new sound wave prober was described.
在影响多普勒计程仪测速精度的多种因素中，以声速的影响为最大。
Among the factors which affect the accuracy of Doppler log, the speed of sound is the most important one.
通过对超声纵波声速的测量来评定船用TA2钛合金的平均晶粒尺寸。
Ultrasonic velocity measurements have been used to estimate average grain size in TA2 ship titanium alloy.
一种用于测量保存在高温高压下的水泥样品中的纵向声速的声换能器系统。
An acoustic transducer system for use in the measurement of longitudinal sound velocity in a cement sample that is maintained at high temperature and pressure.
本文还讨论了星系激波的一般性质，以及等效声速的变化对星系激波解的影响。
General properties of galactic shock wave and the influence of the variation of effective sound velocity on the solution of galactic shock wave are discussed also.
为了方便教学，对用共振干涉法和相位比较法测定超声声速的原理进行了剖析、比。
The principles used in measuring sound velocity by means of resonant interference and phase comparison are analyzed and compared, which are convenient for teaching.
提出用固定行程系统测量空气中声速的新方法，与以往所用的变化行程系统进行比较。
A new method of measuring the velocity of sound in the atmosphere is proposed, which USES fixed journey system, comparing to that used varied journey system before.
再对相间传热作出热平衡或绝热假设，得到完全平衡的和部分平衡的声速的具体表达式。
After introducing an adiabatic or thermo-equilibrium assumption between phases, the expression reduces to a particular expression for the complete or partial equilibrium speed of sound.
光速大约为声速的100万倍，因此光波的反射现象可以有效地用来探测目标物及其距离。
Since the speed of light is about a million times as great as that of sound waves, the reflection of light waves may very well be applied in detecting a target and its distance.
它们的特性依赖于这个非线相互作用势，在此时存在超声速、声速和次声速的孤立子运动。
Its properties depending on the non-linear interaction potentials, there are the supersonic, sonic and subsonic soliton motion in the protein molecules.
测量声速是大学物理实验中一个比较重要的实验，通过对声速的测量可以了解被测介质的声学特性。
Measuring sound velocity is an important physical experiment. It is possible to know the acoustical characteristics of measured medium by measuring sound velocity.
实验是在日本室兰工业大学的超声速风洞中完成的。
The experiment was done in the supersonic wind tunnel of Muroran Institute of Technology.
之后他们压缩减压能产生声波的这种气体。数据表示部分冷凝物的速度超过声速，因此他们制出了声音的黑洞边界。
Their data showed that the speed of part of the condensate exceeded the speed of sound, and they had therefore made an acoustic event horizon.
浮现的黑子区似乎能使当地的声速增加，从而使声波更快地通过这个区域。
The emerging sunspot region seems to boost the local speed of sound, thereby hastening the refracted return of sound waves passing through that part of the solar interior.
现在不证明-,你们将在803章学到-,我告诉你们声速,是杨氏模量的平方根,除以介质的密度。
Without proof-- - you will see this if you ever take 803-- I will tell you that the speed of sound is the square root of Young's modulus divided by the density of the material.
对薄型材料中超声波传播规律进行分析，得到材料声速与共振频率的关系。
The relation between sound velocity and syntonic frequency is gained by analyzing the ultrasound transmitting in thin material.
这种情况对飞行员来说很糟，因为螺旋桨的尖部接近声速(在海拔较低的温度下大约1200kph)，冲击波造成强烈震动。
And to make matters worse for the pilot, as the tips of the rotor blades approach the speed of sound (around 1,200kph at lower altitude temperatures), shock waves produce huge vibrations.
这座储能厂会把“闲时”的电力储存在2500磅的飞轮电池中。 飞轮的轮缘线速度之高，超过声速。
The plant would store cheap "off peak" electricity in 2,500-pound flywheels that turn faster than the speed of sound.
然后他一跃自由而下，自由落体时的降落速度高达982公里/小时，几乎接近了1200公里/小时的声速，而且他还经历了零下52摄氏度的低温。
He then leaped and freefell at speeds of up to 614 mph, not far from the speed of sound's 761 mph, and endured temperatures as low as minus 94 degrees Fahrenheit.
声速测量精度与动态性能等要求的矛盾通过独特的硬件来解决；
The ultrasound velocity measurement accuracy and other requirements were satisfied by some special design in hardware.
故此，英勇的小羊从南极的大气层以超声速飞来，并用一个综合的光电策略观纠正了他们。
So the heroic lamb flies from the atmosphere Antarctic at a supersonic speed, who then corrects them with a photoelectric lactic synthetically.
高超声速飞行器的设计工具，即地面试验、计算和飞行试验，在模拟高超声速飞行方面都有其局限性。
The developing tools for hypersonic vehicle, i. e. ground test, computation and flight lest all have limitations for simulating hypersonic flight.
本文采用改进的流线曲率法对跨声速多级轴流压气机非设计点进行了性能模拟。
An improved streamline curvature numerical method is modified and applied to better approximate the flow fields of multi-stage transonic axial compressors.
本文采用改进的流线曲率法对跨声速多级轴流压气机非设计点进行了性能模拟。
An improved streamline curvature numerical method is modified and applied to better approximate the flow fields of multi-stage transonic axial compressors.
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