transient EM

• 瞬变电磁法

transient EM的用法和样例：

例句

1. The techniques adopted include magnetic method, gravity, transient electromagnetic method, frequency domain electromagnetic method, direct current method and seismic method.
   其中包括磁法，重力，瞬变电磁法，频率域电磁法，直流电法和地震法等。