释义 |
ˈsparkover Also spark-over. [f. vbl. phr. to spark over: see spark v.1 1 c.] = flash-over.
1915Standardization Rules Amer. Inst. Electr. Engineers 48 The Spark-over voltage, for a given gap, decreases with decreasing barometric pressure and increasing temperature. 1936Nature 19 Sept. 509/1 The crackling sound of more or less prolonged duration finishes with a loud crack coincident with the final sparkover. 1942[see accelerating vbl. n.]. 1946Nature 2 Nov. 603/2 The sparkover voltage of different electrode arrangements in air. |