The observed changeof each signal as Cassini moved behind the rings provided a profile ofthe distribution of ring material as a function of distance fromSaturn, or an optical depth profile.
卡西尼号远离土星环而观察到的每个信号的变化提供了一份环材料分布的侧写。 这是一个距土星距离的函数，或是一个光学深度剖面。
During developing well depth measurement system for mud logging unit, it directly affects the accuracy of well depth measurement whether winch sensor signal processing is rational or not.
井深测量是综合录井最为重要的参数之一，在录井仪井深测量系统研制过程中，绞车传感器信号处理是否合理，将直接影响井深测量的精度。
The transient electromagnetic method has a maximum depth because of continuous attenuation by transmission of electromagnetic signal in underground.
由于电磁信号在地下传播时不断衰减，瞬变电磁测深法有一个最大探测深度。
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