开口度 meaning in English
aperture width
Examples
- Widths across flats for bolts , screws , valves and fittings
第1部分:螺栓螺钉阀门和配件用扳手开口度 - Gages , wrench openings , reference
量规,扳手开口度,标准 - Automotive engineering ; hexagon head bolts with small widths across flats not for new constructions
汽车制造.小宽度扳手开口度六角头螺栓 - Automotive engineering ; hexagon head screws with small widths across flats not for new constructions
汽车制造.小宽度扳手开口度六角头螺钉 - In each of them , the former vowel is more open , longer and louder while the latter one is narrow , short , weak and blurred
前一个元音开口度大，发音长而响亮；后一个元音开口度小，发音短而轻，比较模糊。