单词 | current comparator |
释义 | current comparator [`kǝ·rǝnt kǝm´par·ǝd·ǝr] ELECTRICITY An instrument for determining the ratio of two direct or alternating currents, based on Ampère's laws, in which the two currents are passed through a toroid by two windings of known numbers of turns and the ampere-turn unbalance is measured by a detection winding. |
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