单词 | bleeder |
释义 | bleeder [`blēd·ǝr] ELECTRONICS A high resistance connected across the dc output of a high-voltage power supply which serves to discharge the filter capacitors after the power supply has been turned off, and to provide a stabilizing load. ENGINEERING A connection located at a low place in an air line or a gasoline container so that, by means of a small valve, the condensed water or other liquid can be drained or bled off from the line or container without discharging the air or gas. MEDICINE 1. A person subject to frequent hemorrhages, as a hemophiliac. 2. A blood vessel from which there is persistent uncontrolled bleeding. 3. A blood vessel which has escaped closure by cautery or ligature during a surgical procedure. METALLURGY An incomplete casting that results from some molten metal draining out of the mold cavity after pouring has ceased. |
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