单词 | latch |
释义 | latch [lach] ELECTRONICS An electronic circuit that reverses and maintains its state each time that power is applied. ENGINEERING 1. Any of various closing devices on a door that fit into a hook, notch, or cavity in the frame. 2. In plastics fabrication, a device used to hold together the two members of a mold. MINING ENGINEERING To make an underground survey with a dial and chain, or to mark out upon the surface, with the same instruments, the position of the workings underneath. |
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