下一个参数是重力的大小和方向。
速度是涉及大小和方向的矢量。
Velocity is a vector quantity involving both magnitude and direction.
一个矢量要用大小和方向来表示。
它的守恒定律包括大小和方向两方面。
Its conservation law encompasses both its magnitude and its direction.
主应变的大小和方向可以表示为一个椭球体。
The magnitudes and directions of the main strain are expressed as an ellipsoid.
拖动此形状，可添加一条大小和方向可调的弧线。
这一传递中的变化使得研究人员可以同时找到磁场的大小和方向。
This change in transmission allowed the researchers to find the size and direction of the magnetic field at the same time.
尤其是破裂速度的大小和方向对烈度分布的影响更大。
Particularly, the rupture velocity and rupture direction would have more effect.
变换器中的电流大小和方向由相移脉宽调制方式控制。
The flow of current is controlled by phase shifted pulse width modulation.
改变励磁电流的大小和方向可以控制直流磁通的大小和方向。
The magnitude and direction of this magnetic flux can be controlled in agreement with the magnitude and direction of the field current.
通过月球近旁转向，可以改变航天器的对地速度大小和方向。
Magnitude and direction of geocentric velocity of spacecraft can be changed after a lunar swing by.
考察断层系统的几何分布可以推断出岩石所受的应力大小和方向。
Examining the geometry of fault zones offers clues to the level and the direction of the stress exerted on the rock.
利用物理模型试验，测量粉土海床海底管道所受波压的大小和方向。
The magnitude and the direction of wave pressure on submarine pipeline in silty bed are measured in physical model experiment.
拖动此形状，可添加一条大小和方向可调的弧线。可以显示互补弧线。
Drag to add an arc with adjustable size and orientation. Complementary arc can be shown.
依据最大、最小主压应力大小和方向，为油田注采开发等提供合理化方案。
Reasonable program for field pumping and rejecting development is put forward according to magnitudes and orientations of the maximum and minimum principal stresses.
那么单摆在振动过程中，切向力、法向力及合力的大小和方向是否在变化?。
Do the tangential force, the mormal force, the resultant force and their directions during oscillation of a simple pendulum change?
窗户用于采光，呈现出不同的大小和方向，突出不同的色调，并给予内部活力。
The windows that give light to the space, are of different sizes and orientations, projecting diverse shades and giving dynamism to the interior.
主要是通过模型计算来确定机组动平衡时配重的大小和方向并编制了计算程序。
The scale and direction of additional weighs are determined by model computing with developed software.
并讨论了粒子的尺寸、初始速度的大小和方向对粒子在叶栅内运动特性的影响。
The effect of particle size and initial velocity on the particle motion behavior is discussed.
另外，用两极之间的电流表示励磁绕组磁动势，对应于各极之间磁场的大小和方向。
Also, MMF of the field winding is represented as electric currents in the gap between poles, with regard to magnitude and direction of magnetic field at respective poles.
四咪唑分子具有光学活性，为了确定旋光度的大小和方向，使用传统方法既耗时又不经济。
The tetramisole molecular have optical activity. The traditional method is time and cost consuming to decide the rotatory direction and the value of optical rotatory.
提出了一种基于霍尔效应的岩土地下位移测量新方法，能够测量岩土地下位移的大小和方向。
This paper proposes a new method of measurement of underground displacement based on Hall effect, with which the quantity and direction of underground displacement can be measured.
高温超导带材的临界电流在77K不同磁场大小和方向上相差很大，表现出强烈的各向异性。
There is great difference of critical current in HTS tapes under the magnetic field with different magnitude and oritations at 77K, which shows strongly anisotropy of critical current.
若忽略磁偶极子对的边缘效应，并将其等效成束缚电流元，可用安培定律来确定其受力大小和方向。
To lose sight of paired magnetic dipole brim and to equate bound current element, making certain direction and magnitude of a force upon it by Ampere Law.
本文证明该椭圆长轴和传动轴应该呈一定的夹角，而且夹角值随工作载荷的大小和方向的变化而变化。
There is angular between the longer axes of the ellipse and the axes of the shaft, moreover, the angular is variable with the magnitude and the direction of the load.
风资源最大的特点就是风速的大小和方向的随机性，风的这种特性决定了风力发电厂输出功率的随机性。
The power output of a wind power plant is stochastic, which is determined by the wind and wind turbine generators.
所以，在以科学研究为目的的钻井工程中，最好能够结合钻孔法和岩芯法得到三维地应力的大小和方向。
In the case of scientific deep-drilling Wells, therefore, it is desirable to combine borehole methods with core-based methods to obtain a complete three-dimensional in-situ stress.
与重力加速度相比，磁加速度是一个依赖于空间位置的变量，其大小和方向随外磁场的磁路布置发生改变。
Unlike the gravitational acceleration, the magnetic acceleration is a location-dependent variable and its magnitude and direction vary with the magnetic circuit configuration.
摩擦力大小和方向的改变，将使因高温高压产生的较大载荷无法向远处扩散，从而引起油管局部严重变形。
The fiction can prevent large loads caused by high pressure and high temperature from spreading, which can result in severe deformation in a short part of tubing.
摩擦力大小和方向的改变，将使因高温高压产生的较大载荷无法向远处扩散，从而引起油管局部严重变形。
The fiction can prevent large loads caused by high pressure and high temperature from spreading, which can result in severe deformation in a short part of tubing.
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