单词	七氧化二溴
释义	七氧化二溴dibromine heptoxide
随便看	thermionic effect thermionic electron emission thermionic emission thermionic emission-diffusion theory thermionic energy conversion thermionic energy converter thermionic energy generator thermionic field emission/tunneling thermionic fuel cell thermionic generator thermionic integrated micromodule circuit thermionic integrated micro modules thermionic integrated micro modules--timm thermionic integrated micro modules，timm thermionic noise thermionic noise pulses thermionic oscillator thermionic rectifier thermionic relay thermionics thermionic tube thermionic--tube thermionic tube [valve] thermionic tube volt-meter thermionic tube voltmeter