A pin marking a limit or maximum on a dial or gauge.
| 单词 | θ117481 |
| 释义 | the world > relative properties > measurement > measuring instrument > [noun] > graduated instruments > pin or line limit or maximum (2) peg1927 A pin marking a limit or maximum on a dial or gauge. red line1941 A mark on a gauge or dial indicating a safety limit or critical point; spec. one denoting a maximum operating speed. Hence: a maximum speed; a… |
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