| 摘要 |
<p>An improved electrical transmission system for transmitting electrical power and data signals within a well bore having a string of tubular members suspended within it, each tubular member having a receiving end adapted for receiving data signals and a transmitting end for transmitting data signals, said receiving end and transmitting end being electrically coupled by a flexible printed planar conductor of the type having at least one substantially planar conductive band disposed between at least two layers of electrically insulating material.</p> |
