That would be given by a vector field that points toward the origin and whose magnitude is inversely proportional to the square of a distance from the origin.

力场由一个指向原点的向量场给出，并且此向量场的大小，与其到原点的距离的平方成反比。

youdao

The interplanetary magnetic field fluctuates greatly in magnitude and direction.

行星际磁场在不同的星等和方向强度差别很大。

youdao

With the field model, the electrostatic field distribution were observed and the magnitude of the charged quantity is determined by electron holography.

采用这个模型，能用电子全息法观测由该点电荷所形成的静电场分布及荷电量的大小。

youdao

One of them, iTesa, is to record the magnitude of the magnetic field around the phone during orbit.

BBC: Smartphone fired into space to see if screams can be heard

The cwc's effect, however, will be to mislead Congress and others about the magnitude of the abiding risks in this field.

CENTERFORSECURITYPOLICY: Toxic treaty: how not to ban chemical weapons

In sum, Russia is doing what it can to maintain as much nuclear capability as it can, expending very scarce resources on deploying a new mobile missile, keeping heavy MIRVed missiles in the field, and retaining a massive infrastructure an order of magnitude greater than our own in terms of numbers of personnel and the capability to produce new warheads.

CENTERFORSECURITYPOLICY: Summary of the Center for Security Policy's High-l