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- The differences between two unit systems,photometry and radiometry,and the conversion from one to another is discussed in this paper. 本文介绍了这两种物理量的不同之处以及它们之间的转换方法。
- standard of photometry and radiometry 光学计量标准器
- Keywords Exposure unit Photometry and radiometry Energy distribution function Electromagnetic spectrum; 曝光量单位;光度学量和辐射学量;光谱能量分布函数;电磁波波谱;
- photometry and radiometry 光度学和辐射度学
- Photocells are also used in photometry and spectroscopy. 光电管也应用于光度学和光谱学。
- General experiment situation on routine photometry and fluorophotometry of samarium for 10a recently is reviewed. 根据查阅到的文献,综述了近十多年来钐的常规光度法和荧光光度法研究进展。
- Optical rotation photometry and ultraviolet spectrophotometry were used to determine the content of L-glutamine and the composition soluble in water. 分别采用旋光光度法和紫外分光光度法测定L-谷氨酰胺和水溶性艹奥的含量。
- And then indicate that different spectrum in photopic photometry, mesopic photometry, scotopic photometry and circadian photometry. 进而提出不同色光在明视觉光度学、介视觉光度学、暗视觉光度学和日变光度学的光效率。
- The CIE is an international commission of illumination and is responsible for international standards of photometry and colorimetry. CIE是一个国际彩图委托组织,负责以国际标准进行光度测定和比色法。
- The recent progress of photometry determination of nitrite is reviewed in this paper that involves catalytic photometry and spectrophotometry. 本文综述了亚硝酸根的光度法测定方法;主要有催化光度法和分光光度法.
- I hit him fair and square on the jaw. 我不偏不倚打中他的下巴。
- It is a fact of life and you must face it. 这是严酷的现实,你必须面对它。
- She and I can't live under the same roof. 她和我不能住在一起。
- Recently,the test means adopted widely are AA and ICP, but photometry and polarography still occupy a certain position in soil test of trace elements,because of their handy equipments and the improvement of their sensitivity and accuracy. 现代测试手段发展到广泛采用原子吸收光谱(AA)和电感耦合等离子体发射光谱(ICP),但比色法(光度法)和极谱法不仅设备比较简便,而且新的显色剂、催化系统等方面的研究进展,使其对某些元素的测定灵敏度和准确度超过AA和ICP,从而在微量元素测试技术中仍占据一定地位。
- She had to scrimp and save to pay for her holiday. 她不得不为付假期的费用而苦苦攒钱。
- The test methods of 1,10-phenanthroline photometry and flame atomic absorption spectroscopy were examined through determining the iron content of dissolving pulps made from wheat straw. 通过测定麦草溶解浆中的铁含量,对1,10菲罗啉分光光度法和火焰原子吸收光谱法进行了探讨,研究了影响1,10菲罗啉光度法测定的影响因素。
- I'll try and rustle you up something to eat. 我设法给你弄点吃的。
- The content of Fe and 14 kinds of other elements in the decoction of processed and of unprocessed Cishi from different habitats was determined by absorption photometry and by ICP-AES respectively. 利用吸收光度法测定三种不同产地磁石的生品和炮制品的水煎液中铁的含量,用电感耦合等离子体发射光谱法测定其余十四种元素的含量。
- He sprang up and rushed to the door. 他跳起身,跑到门口。
- The recent advance of spectrophotometric determination of iodine is reviewed.The three topics in this review include iodic-starch photometry,iodic-organic reagent photometry and kinetic photometry. 从3个方面,即碘-淀粉光度法、碘-有机试剂光度法、动力学,对吸光光度法测定碘的近几年进展进行了全面评述。