narrowbeamn.狭窄射线(窄束)
narrowadj.有限的;狭窄的;精密的;度量小的n.海峡;隘路;狭窄部份v.变窄
Narrow-tailed Starlingn.狭尾椋鸟
Narrow-band technology窄带成像
narrow leaved peppermint澳洲桉
Narrowband Trunking Unit窄带干线装置
narrow band ternary code窄带三进制码
narrow-long slot parts窄长槽
narrow angle coordinator窄角坐标方位仪
Narrowbard ultraviolet B窄频UVB
narrowband communication窄带通信
narrow-band absorption窄带吸收