在测试仪器中，单色器的光谱纯度决定系统的分辨率。
In test instruments, resolution of the system is dependant on spectral purity of the monochrometer.
电致发光光谱纯度有了很大提高，半峰宽由普通二极管的20纳米降到4纳米以下。
EL purity enhanced from common LED's FWHM about 20 nm decreased to RCLED's FWHM of 3-4 nm.
详细测量了染料激光的性能，如线宽、功率、效率、脉宽、调谐范围、光谱纯度和光束质量等。
The characteristics of the dye laser, such as bandwidth, output power, efficiency, pulse duration, tuning range, spectral purity and frequency stability etc, are measured in details.
牛磺酸纯度采用TLC进行分析，其结构进一步用红外光谱（IR）和核磁共振波谱（NMR）进行了确证。
The purity of taurine was analyzed with TLC, and its structure was further elucidated with IR and NMR.
产品经红外及紫外光谱表征，纯度理想。
利用核磁共振、红外光谱对产品进行分析，结果显示产品中无副产物，纯度较高。
Analysis of product by means of FTIR and HNMR, the result showed that no by-product the purity was high.
石墨电极的纯度对光谱分析的影响只是在一些书中提及，未作试验研究和分析，对电极的纯度的检验未作有效论述。
The influence of the purity of graphite electrode on AES analysis is studied thoroughly and reported in this paper. A method for the testing of the purity of graphite electrode is proposed.
所提取胶原的纯度以羟脯氨酸质量分数为基准，采用分光光度法测定为95 7%。 其结构为红外光谱所确证。
The purity of collagen was 95.7% based on the hydroxyproline content determined by UV. The struture of collagen was identified by FTIR.
最后经示波极谱、红外光谱和熔点测试法证明电合成的物质为异烟酸，纯度为97.7%。
The product was identified by oscillopolarography, infrared spectrometry and melting point test. The purity of 4-picolinic acid determined by the oscillopolarography was about 97.7%.
蔗糖- 6 -乙酸酯的平均回收率为80.06%，平均纯度为90.48%，并用红外光谱、质谱、核磁共振等方法对蔗糖- 6 -乙酸酯的结构进行了鉴定。
The average recovery of the method was 80.06% and the purity was 90.48%. The structure of purified sucrose-6-acetate was also identified by the methods of IR, MS, NMR.
蔗糖- 6 -乙酸酯的平均回收率为80.06%，平均纯度为90.48%，并用红外光谱、质谱、核磁共振等方法对蔗糖- 6 -乙酸酯的结构进行了鉴定。
The average recovery of the method was 80.06% and the purity was 90.48%. The structure of purified sucrose-6-acetate was also identified by the methods of IR, MS, NMR.
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