单词	蝶形图{太阳黑子}
释义	蝶形图{太阳黑子}butterfly diagram
随便看	noise eliminator noise emission noise emitted by accelerating tractor noise energy noise environment noise equivalent noise equivalent bandwidth noise-equivalent bandwidth noise equivalent flux density noise equivalent flux density，nefd noise equivalent input noise equivalent input (nei) noise equivalent input{=nei} noise equivalent input [of a detector] noise equivalent intensity noise equivalent intensity，nei noise equivalent irradiance noise equivalent irradiance {= nei} noise equivalent irradiance [of a detector] noise equivalent pass-band noise equivalent power noise equivalent power (nep) noise equivalent power{=nep} noise equivalent power [of a detector] noise equivalent radiance