near field source

• 近场源

near field source的用法和样例：

例句

1. The principle and field source of high frequency earth electromagnetic survey has been concisely introduced.
   扼要介绍了高频大地电磁测量的方法原理和场源机制。
2. Because of the same reason, the singular property of the wavefield near the source point can be treated analytically.
   基于同样的原因，场源附近的波场奇异性可以精确地算出。