单词	X-ray spectrum
释义	X-ray spectrum短语¹³¹⁶²⁰⁺³X射线能谱分析
随便看	special purpose belt sander special purpose box/stake truck special purpose broaching machine special purpose buoy special-purpose buoy special purpose buoys special-purpose camera special-purpose carbon film resistor special-purpose cement special purpose channel special purpose charge special purpose check special purpose chip special purpose chuck special-purpose communication network special purpose detergent special purpose die special-purpose digital control system special-purpose dock special purpose document Special Purpose Electronic Test Equipment special-purpose embroidering machine special purpose engineering automobile special-purpose entity Special-Purpose Entity