spectrography,sound: 《英文msh詞典》Spectrography,Sound ; [入口詞] Spectrography,Sound ; [主題詞] Sound Spectrography ; [英文釋義] The graphic registration of the frequency and intensity of sounds,such as speech,infant crying,and animal vocalizations.
the grating spectrograph is built in two designs . 光柵攝譜儀有兩種類型。
in the mass spectrograph the ions are focused onto a photographic plate . 在質(zhì)譜儀中,離子聚焦在感光板上。
a sample of each coating is exposed on an eastman 1b sensitometer and to a wedge spectrograph . 各涂層樣品用1B感光儀對(duì)著光楔攝譜儀曝光。
the spectrograph uses a concave diffraction grating that provides a wavelength dispersion of 4. 2a°/mm in the first order. 光譜儀用了一塊凹面衍射光柵,第一級(jí)光譜的色散度為42埃毫米。
the analysis of starlight with the spectrograph has provided information on the distances, temperatures, sizes, and notions of the stars . 用攝譜儀分析恒星的光譜,可提供恒星的距離、溫度、大小以及運(yùn)動(dòng)等方面的材料。