In this definition, the contrast is given by the ratio of two light densities.

对比度定义为两个光密度之比.

辞典例句

This increased optical density caused by a disassociation or melting of the DNA is called hyperchromicity.

这种由于DNA离解或融解引起的光密度增加,称之为增色效应.

辞典例句

The duration of PAE was determined by the optical density method.

应用光密度法测定抗生素后效应.

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The OD value of the four seasons is almost the same ( P & gt; 0.05 ).

四个季节5-HT阳性细胞的光密度差异不大 ( P & gt; 0.05 ).

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The variation is relatively small along the straight line.

沿直线的光密度变化相对较小.

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An optical density curve model for optimizing the dye coating process of recordable disc is introduced.

利用光密度曲线模型优化可写光盘的染料旋涂工艺.

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Methods: The PAE was determined by the spectrophotometric method using AVANTAGE Microbiology System.

方法: 应用AVANTAGE自动微生物分析仪的光密度法测定培氟沙星的抗生素后效应.

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METHODS: The PAEs were determined by the optical density method using AVANTAGE Microbiology System.

方法: 应用AVANTAGE自动微生物分析仪的光密度法测定抗生素后效应.

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Result: XST injection could reduced nerve cell apoptosis, and the intergral optical density of the apoptotic.

结果: 血塞通能明显降低神经细胞凋亡百分率, 降低凋亡神经细胞积分光密度,减轻病理损害.

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Shade plant A plant that can tolerate and thrive in low light intensity.

荫生植物:可以耐受或偏好低光密度环境的植物.

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METHODS mRNA expressions were detected by RT PCR, comparative expression levels were determined by imaging densitometer.

方法　用RTPCR方法检测mRNA的 表达, 用光密度扫描法半定量测定表达差异.

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