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velocity造句
61. The more precisely you measure the position of a particle, the less precisely you can measure its velocity, and viceversa. 62. Momentum is mass times velocity, so both factors influence the size of centripetal force. 63. The Figure shows the mean height velocity during each year according to severity of gastrointestinal symptoms. 64. Instead, both position and velocity would have to be smeared out with some probability distribution around the nucleus. 65. This is exactly the case of NBFIs increasing velocity that we discussed above. 66. When this Doppler shift is converted to relative velocity it turns out that the velocity varies sinusoidally with time. 67. As an identity, the quantity theory is no more than a way of calculating the velocity of circulation. 68. The flow outside the interface, although called non-turbulent, does involve velocity fluctuations. 69. Individual features in this emission are much broader in velocity than any seen in the emission from the disk. 70. Our model requires two sites of learning so that constant head velocity can generate constant eye velocity. 71. The final technique for producing a velocity profile involves a voltage.controlled oscillator with the controlling voltage generated by an analogue circuit. 72. The mean velocity also varies vertically, and we shall confine attention to two-dimensional flow. 73. This term represents the action of the velocity fluctuations on the mean flow arising from the non-linearity of the Navier-Stokes equation. 74. The motor velocity increases under the influence of the positive torque and the equilibrium position is attained with maximum velocity. 75. The result of this is that the molecules are actually accelerated further and travel at hypersonic velocity out of the engine bell. 76. Because the energy of a moving body is proportional to the square of the velocity. 77. The recoil from this emission changes the velocity of the matter particle. 78. At any point on the ellipse between apogee and perigee a spacecraft will have both a horizontal and a radial velocity. 79. Now if we wish to use Newtonian mechanics we must relate velocity and acceleration to the same particle. 80. This soldier carries a hand gun, a simple firearm which can propel a lead or stone shot with considerable velocity. 81. This has plane wave solutions which are transverse waves travelling with velocity c, properties that electromagnetic waves also possess. 82. The Lift's wide, so the angular velocity is higher on the outside. 83. A maximum velocity at the equator reduces to a theoretical nil at the poles. 84. In most turbulent flows, for example, only the mean velocity can be measured with a Pitot tube. 85. An electrically heated wire is cooled by the flow, the rate of cooling depending on the velocity. 86. When considering circular motion it is often easier to work in terms of the angular velocity rather than ordinary linear velocity. 87. All had been ejected with considerable velocity; within minutes, they were hundreds of yards away. 88. A significant fraction of their water content can emerge from the explosion at a speed below the escape velocity of Mercury. 89. In addition, there is no difference in velocity between movements which are long and those which are short. 90. During its lengthy pass through the atmosphere, the body loses 0. 8 kilometers per second of its velocity.