词汇	dumb-bell slot
释义	dumb-bell slot 哑铃形槽
随便看	water-assisted injection moulding water-assisted micromachining Water Assist Injection Molding Development water a street water-atable grovel water atmosphere water atomization water atomized iron powder Water-atomized iron powder water atomized powder water atomizer water atomizing water atomizing nozzle water atomizing nozzole water attack water attack at 121℃ water attack line water attack protection water audit water augmentation water augmented air-jet propulsion water authority water autopurification water auto-regulation water auxiliary system