| 摘要 |
<p>The build-up of deposits on surfaces immersed in water is monitored by passing the water through a galvanic cell comprising a pair of dissimilar metal electrodes (5, 6) mounted on opposite sides of a passsage (4) for the water in a housing (1, 7), and detecting an interpreting galvanic current developed between the electrodes (5, 6).</p> |
