| 单词 |
sphere gap |
| 释义 |
Sphere Gap sphere gap[′sfir ‚gap] (electricity) A spark gap between two equal-diameter spherical electrodes. Sphere Gap a device for closing or opening an electric circuit. A sphere gap consists of two spherical electrodes separated by a gas-filled insulating interval. Sphere gaps are used as control gaps as well as devices for measuring high impulse voltages; in the latter case, the magnitude of the voltage is computed according to the distance between the spheres when a discharge occurs. |
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