headless bolt for welding
[纺织英汉词典]
headless bolt for weldingn.焊接单头螺栓
是什么意思,headless bolt for welding的解释,headless bolt for welding的翻译
[船舶英汉词典] headless bolt for welding
headless bolt for welding
[纺织英汉词典]
headless bolt for welding是什么意思,headless bolt for welding的解释,headless bolt for welding的翻译
[船舶英汉词典] headless bolt for welding