gradient of field variable 场变量的梯度
gradient of scalar field 纯量场的梯度 ; 标量场的梯度 ; 数量场的梯度
gradient of a scalar field 标量场的梯度
gradient of magnetic field 磁场梯度
shape of geothermal gradient field 地热梯度场形态
The induction force is yielded by the non-uniformity of the field intensity which depends on the gradient of field components.
感应力是场强的不均匀性所引起，场强的不均匀程度由场强分量的梯度决定。
Say that f, our vector field is actually the gradient of some function.
也就是向量场f实际上是一个函数的梯度。
OK, so that's the general method of calculation, but we've seen a shortcut for work when we can show that the field is the gradient of potential.
这就是计算的一般方法，但求功的时候，如果向量场是某个势的梯度,是有捷径可走的。
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