英汉日科技词汇——F ... four-layer device ==> 四层器件 four-layer diode ==> 四层二极管 four-layer diode modulator ==> 四层二极管调制器 ...
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Application of Hadamard transform in nuclear magnetic resonance (NMR) imaging enhances the sensitivity of NMR imaging.
阿达玛变换应用到核磁共振成象技术中，能提高成象技术的灵敏度。
The structure of objective product was confirmed by characterization with Fourier transform infrared spectrum (FTIR), nuclear magnetic resonance (1H NMR) and mass spectrometer (MS).
并通过傅里叶变换红外光谱（ FTIR）、 核磁共振谱图（1H NMR）以及质谱（MS）对产物进行了表征，确定了目标产物的结构。
The resulted D, L-lactide and glycolide were found to have ring structure by fourier transform infrared spectrometry and proton nuclear magnetic resonance(1H NMR) spectrometry.
通过傅立叶红外光谱和氢核磁谱（1H NMR）测试表明所合成的丙交酯和乙交酯具有环状结构。
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