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声谱仪
释义
声谱仪
Encyclopedia
文学
[仪器与分析技术]
释
spectrograph; sonagraph
声谱仪
一种发明于20世纪40年代的声学分析仪器。通过分析声学信号,得到其动态频谱,并以语谱图(spectrogram; sonogram)的形式展示出来。该设备也常用于语音信号分析,故又称语图仪。
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non-metal
nonmetal
nonmetallic deposit
non-metallic inclusions in steel
nonmetallic materials
nonmetallic materials for civil engineering
non-metallic material winding repairation
nonmetallic mineral filler
nonmetallic mineral resources of China
nonmetallic minerals
nonmetallic ore for agricultural and animal busbandry
nonmetallic ore for cement
nonmetallic ore for gemstone
nonmetallic ore for handicraft
nonmetallic ore for jade
nonmetallic ore for phaimaceutical industry
nonmetallic ore for stone material
nonmetallic ore for stuffing material
nonmetallic ore resource
non-metallic ultrasonic test instrument
nonmetal-lined equipment
non-metallurgical alumina
non-metal pipeline
non-methane hydrocarbon
non-methane hydrocarbons
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