以下为句子列表：
英文: Abstract: Spectrophotometer 723 were introduced briefly in the paper.In order to apply it into measurement of pepsin thickness,we add temperature control system and pipe equipment into the instrument.And we redesigned the board of instrument and reedited
中文: 文摘:简单介绍了723型可见分光光度计，在基本保持仪器原有机械结构的基础上，增加了温控系统和吸液装置，并对原仪器主板电路和程序进行了重新设计和编制，使它成功地应用在胃蛋白酶浓度的测量上。
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英文: The mechanical property, light transmittance of ion exchange strengthened solar cell cover glass and the effect of ion beam bombardment on its properties are investigated by dynamic mechanical analyser (DMA), microscope, SEM, UV/visible spectrophotometer
中文: 摘要系统研究了太阳能电池盖片玻璃经离于交换增强（化学钢化）后的机械性能、透光率以及离子束轰击对盖片性能的影响。
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英文: The prepared SiO2 sols, polyelectrolyte/SiO2 composite films and SiO2 thin films are investigated with transmission electron microscope, fourier transform infrared spectrophotometer and 721 spectrophotometer.
中文: 采用透射电镜、红外光谱仪、721分光光度计对二氧化矽溶胶和薄膜进行了分析。
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英文: The absorbance measued by spectrophotometer at 70nm was plotted against the different molar concentration of cupric salt in pH=0 aqueous solution of Cu~(+)-PVA. The range of the determination of CuCl_·H_O is ～0 mg/00ml.
中文: 以pH=0的Cu~(+)-PVA-水体系在70nm波长下,用分光光度计测定铜(Ⅱ)盐量在～0mg/00ml范围内可得到较满意的结果。
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英文: The results of lignin research by light microspectrophotometer couped with Maule and Wiesner reaction are as following: ) The special absorbance values are 0nm and nm in fibre cell and vessel after Maule reaction and Wiesner reaction, respectively.
中文: 所测树种木质部木纤维细胞和导管分子经M(a|¨)ule反应后的可见光特征吸收峰在0nm处,经Wiesner反应后,特征吸收峰在nm处。
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