?隙规
隙规 clearance gage; clearance gauge; gap gage; gap gauge; gap(/clearance) gauge 测隙规;量隙规 feeler gauge .
普通调整式间隙规
火花塞间隙表
间隙塞尺
When they announced the N-Gage QD, we thought they might break the cycle, or at least shrink the gap.
ENGADGET: QD US Launch Delayed
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