time domain electromagnetic techniques的用法和樣例：
例句
- 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，瞬變電磁法，頻率域電磁法，直流電法和地震法等。 - Magnetic techniques are most suitable in the search for iron in this form.
磁法最適用于勘探這類(lèi)鐵礦。
