词汇	X-ray region
释义	X-ray region 光谱中)X-射线区
随便看	colou r fading test colour faintly colourfast colour fast colour-fast colour fasting agent colo u r fasting agent colourfastness colour fastness colo u r fastness colour fastnesses colour fastness grading colo u r fastness grading colour fastness rating colo u r fastness rating colour fastness test colour fastness to acids colour fastness to air pollution colour fastness to alkaline milling colo u r fastness to alkaline milling colour fastness to alkalis colour fastness to bleaching colo u r fastness to bleaching colour fastness to brush washing colour fastness to burnt gas fume