The reading aperture of a densitometer refers to the size ofthe spot it will measure.

Densitometer: An optical instrument used to measure the intensity of transmitted or reflected light.

密度计: 用来量度透射或反射光的强度的一种光学仪器.

Densitometer is an apparatus used for measuring photosensitivity of films.

光学密度计是一种测量胶片感光性能的专用仪器.

The setup densitometer lamp must be replaced.

设定用浓度计的灯泡必须更换.

The zero point of the density scale is defined by having no specimen in the densitometer.

定义密度计内设有样品时的密度为密度尺标的零点.

Mass flow information can be secured by using a densitometer.

质量流量的数据可借助于密度计而获得.

The zero point of the density scale is defined by having no specimen densitometer.

内设有样品时的密度为密度尺标的零点.

The setup densitometer lamp is too weak. Prepare for replacement.

设定用浓度计的灯泡已太弱, 准备更换.

There are two types: transmission densitometer measuring film, and reflection measuring photographs well as printed images.

密度计分两类: 量度菲林的透射密度计和量度相片印刷品的反射密度计.

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.

Paper is too short for the densitometer.

插入浓度计的相纸太短.

Prepare a densitometer and calibration and operation of, measuring color standard for basic needs.

绸缪一纳密度计,并不懂其校准和操纵的办法, 这是丈量色标的根基需求.

Densitometry: Science of measuring the light-stopping characteristics of film or filters.

密度测定,密度学: 测定胶片或滤色片的阻光特性的科学.

Methods: The telomeric repeat amplification protocol ( TRAP ) combined with densitometry and clinical examination were performed in leukemia patients.

方法: 端粒重复扩增法结合吸光度测定及临床病例分析.

Densitometry was used to calculate peak particle diameters.

使用密度计去推算粒孚的最大直径.

Mercury has a much greater density than water.

水银的密度比水大得多.

The PR density was higher in the downstream and biomass was higher in the upstream.

而捕食者在整个流域内的密度上游小于下游,生物量却是上游大于下游.

Diffusion probability density function in fractals is described by stable distribution.

物质在分形结构中的扩散密度分布函数属于稳定分布.

Controlling livestock grazing density and implementing environmental restoration are important measures for soil andconservation in Iceland.

控制放牧密度和开展环境修复是冰岛最主要的水土保持措施.

The population density is evened out.

种群密度亦趋于均匀化.

the density of a gas

一种气体的密度