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用折射仪测量一下氧气的浓度。Check oxygen concentration by a refractometer.

注意为要损坏折射仪。Care should be taken not to damage the refractometer.

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校准折射水，并按下零按钮。Calibrate the refractometer with water and press the Zero button.

比如放它在坚实水平的工作台上等等。Set this refractometer on a solid and level surface of a workbench , etc.

折射计用于测量光学媒介的折射率。With a refractometer the refractive index of optical media is determined.

用酸碱度计量度水样本的酸碱值。用氯化钠折光仪量度样本的氯化钠含量。Measure pH of the seawater by a pH meter. Measure salinity by a refractometer.

实际上已经用微波折射仪测定了边界层中的湿度。Actual humidity measurements in the boundary layers have been made with a microwave refractometer.

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介绍了一种基于菲涅尔公式和光纤传感技术研制的新型宝石折射仪。A new gemological refractometer based on Fresnel formulas and optical fiber technology was introduced.

本质安全等级防爆型制程线上自动连续监测折光计适合于直接安装于具有气爆性的危险区域。Intrinsically safe refractometer which can be mounted directly on the process line in a hazardous area.

这种圆盘型光电折射率计甚至可对非平行入射光束仍保持相当好的线性度。In addition, the circular disc refractometer can achieve quite good linearity even for non-parallel light beams.

本示差折光计的设计是基于光线在两液体界面间折射的原理。The differential refractometer described here was designed on the principle of light refraction at two liquid interfaces.

同时这种折射计具有偏振依赖性，随着光栅倾斜角的增大偏振依赖性提高。This refractometer is polarization dependent, and the polarization dependency raise with the increase of grating tilted angle.

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介绍了电脑验光仪单片机控制系统的组成原理和控制原理。The composing and controling principles of microcontroller control system of computerized subjective refractometer are introduced.

本文详述了客观式模拟眼的测量原理、研制特点和结构改进情况。In this paper, the measuring principles and advantages of Chinese Objective Model Eye Set for refractometer use is described in detail.

比较分析了烟草叶片中自由水含量测定的两种方法—阿贝折射仪法和称重法。Two methods including Abbe Refractometer method and weighing method for measuring free water in tobacco leaves were compared in this study.

仪器测试，通常是通过偏光仪来测试它的结构晶体，通过折射仪来测试它的折射率。Instrument testing, usually by polarizing instrument to test the structure of its crystals, through the refractometer to test its refractive index.

本文结合实际工作，对客观式验光机正常检定的必要条件给予了充分地阐述，同时分析了测量误差的主要来源，并指出了如何降低误差。In this paper, it describe a necessary condition about calibrating the auto refractometer. It give an analysis on errors induced by the calibration.

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对于一般的野外工作建议用毛细管采集后使用便携式旋光测糖仪测其糖含量。For studies in the field, the techniques of using capillary tubes to collect nectar and hand-held refractometer to measure sugar content are recommended.

采用折光仪测定甘草浸提液折光率预测其产量，并通过实验确定测试最佳条件。Using refractometer mensurate index of refraction to forecast the output of liquorices ointment has developed and the best condition was ascertained by experiment.

折射仪可适用于酱油，番茄酱等各种酱类产品的浓度测量。如需烹煮过程中测量，您可以选购有耐热性的H系列。The MASTER-H Series are the refractometer which is designed for measuring hot samples. The samples which are in the process of being cooked or boiled can be measured.