例如由重力势梯度给出的重力场，或由电势梯度给出的电场。
For example, the electric field or gravitational field is given by the gradient of the gravitational or electric potential.
这在概念上很重要，因为很多力都是势场的梯度，比如重力场，电场。
And it's important conceptually because a lot of the forces are gradients of potentials, namely, gravitational force, electric force.
实验研究干扰电场方向、强度和钢电极间距等对测量电位梯度的影响。
The effects of direction, strength of interferential electric field, as well as the arranged space between steel electrodes on measured potential gradient were investigated.
对于圆柱形神经纤维，起兴奋作用的是沿神经轴方向感应电场分量的梯度，即激活函数。
As to the straight nerve fiber, it is the activating function, that is, the gradient of the component of induced electric field parallel to the axon (nerve), that plays the role of exciting nerve.
决定阴极等离子体膨胀速度的因素主要有二极管区的电场强度、等离子体的密度梯度和等离子体温度梯度等因素。
Cathode plasma moves ahead to the anode and changes diode effective gap. Plasma's expanding velocity is determined by electric field, density gradient and temperature gradient.
再通过电位梯度求得电场强度分布。
The electric field intensity distribution was acquired through potential gradient.
毛细管电泳样品电堆积富集是一种通过缓冲溶液浓度的差异在毛细管中形成电场强度梯度，从而对样品进行浓缩的富集技术。
Sample stacking in capillary electrophoresis can concentrate sample species through the electrical field strength gradient caused by the inhomogeneous buffer concentration field in capillary.
用含有电场梯度效应的电弹性体理论分析了压电体中的反平面裂纹问题。
Oxygen enrichment from air by use of the interception effect of a gradient magnetic field on oxygen molecules;
根据充电法原理，结合模型桩试验，分析了钢筋笼周围的充电电场特征，结果表明钢筋笼的底端对应于电位梯度曲线的极小值点及电位曲线的拐点。
Tests reveal that the bottom of the reinforcement cage corresponds to the minimum of the electric potential gradient curve and the inflexion of the electric potential curve.
再通过电位梯度求得电场强度分布。
Potential distribution was acquired by analyzing Laplace's equation.
再通过电位梯度求得电场强度分布。
Potential distribution was acquired by analyzing Laplace's equation.
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