词汇	barium glass
释义	barium glass 防射线玻璃,钡玻璃
随便看	vertical driver vertical drive shaft vertical drive signal vertical driving gear vertical driving impulse vertical driving pulse vertical driving signal vertical drop vertical drop distance vertical drum mixer vertical dryer vertical drying machine vertical duct vertical duction vertical duplex screen printing machine vertical dynamic vertical dynamic balance method vertical dynamic balancing machine vertical dynamic convergence vertical dynamic convergence correction vertical dynamic elastic modulus vertical dynamic focus vertical dynamic focusing vertical dynamic impedance vertical dynamic load