吸收光度计

The Ultraviolet absorption wavelength, standard curve, recovery and accuracy were studied by Ultraviolet spectrophotometer and HPLC.

用紫外分光光度计和高效液相色谱仪，对其紫外吸收波长、标准曲线、回收率和精密度等进行研究。

To determine the condition of chromogenic reaction between iodine and amylum quantitatively, the author studied the law in the course of chromogenic reaction between iodine and amylum with the aid of spectrophotometer quantitatively, and found that maximum absorption wavelength is 610 nm, and the absorbance in the course of chromogenic reaction between iodine and amylum has not changed within 7 hours.

为了确定碘和淀粉反应的定量关系，本文利用分光光度计定量地研究了碘和淀粉显色反应过程中吸光度的变化规律，发现碘和淀粉显色反应的最大吸收波长为610 nm，碘和淀粉显色反应的吸光度在七小时内基本不变，可以进行比色分析。

The agriculture soils of Baimahu ,Lushan and Zoujiao are the typical cases in the suburbs of Changde. Rice soil and vegetable plot are the two typical agriculture soils, we collected 6 samples according to the scientific method in these three areas. After air dry, contuse, screen and make soil samples, we tested their 9 indexs of PH, organic-substance, total phosphorus, quick-acting phosphorus. Then analysed the fertility condition of these areas. Then apply feasible suggestion of fertilizer after putting forward science and suiting measures to local conditions etc, by Compare with the documents and materials. Absorb to Model TAS-986 atom spectrophotometer examine with flame law (air - acetylene ) terms of potassium make deep discussion especially.

白马湖，芦山乡和陬郊的耕作土壤是常德市郊区耕作土壤的典型代表，在这三个地区分别就水稻土和菜地这两个基本的土地耕作类型按科学的方法共采集了6个样品，经过风干，研碎，过筛制成土样后，测定了它们的PH，交换性酸，有机质，全磷，速效磷等9指标，从而对该地区耕作土壤肥力状况进行分析，对比文献资料，总结分析结果，针对不同地区不同的土壤状况，提出了科学施肥，因地制宜等可行性建议，尤其是对TAS—986型原子吸收分光光度计用火焰法测钾的条件作了深入的探讨。

Result show:the solution,extracted from rat rail tendons,consist mainly of type I collagen;No growth of bacteria in 37℃ thermostatic culture box for 72 hours;Absorbing the height of ultraviolet-spectrophotometry is 230 nm by using flicker photometer examination;Amino acid in type I collagen consist of aminoacetic acid(40 per cent) and proline(14.3 per cent);Under microscope:collagen gel netted constraction consist of original collagen fibril that had been fairly well-distributed and had a quite regular striate lines ;The collagen solution prepared collagen gel matrixes in 37℃ thermostasis for culture cells and also prepared collagen solid film by washing collagen gel with a phosphate solution for plasty surgery materials.

结果：提取液主要为Ⅰ型胶原蛋白；72小时37℃恒温培养箱内培养无细菌生长；紫外分光光度计测定，吸收高峰为230nm；氨基酸成分主要为甘氨酸：占40%，脯氨酸：14.3%。显微镜下见：相互交织的胶原原纤维结构组成的网状结构；纤维均匀，有规则横纹。胶原蛋白液在37℃恒温下，可制成凝胶，用于培养细胞；用磷酸液冲洗胶原蛋白凝胶可成固体片状，制成胶原膜，用作医用材料。

By examining RLS spectral features of four systems including Al3+-DNA, azoviolet-cationic surfactants, fast red VR-proteins, ponceau G-proteins in this thesis, and proved that the instrumental conditions of spectrofluorometer have strong effect on the shape of resonance light scattering spectra.

本文在讨论Al~(3+)-DNA、镁试剂Ⅰ阳离子表面活性剂、固红VR-蛋白质、丽春红G-蛋白质四个体系的RLS光谱特征的基础上，证明荧光分光光度计的仪器条件和样品的分子吸收等因素会影响共振光散射光谱的形状，降低检测的灵敏度。

Lead concentrations in the parasite, the monogenean, Ancyrocephalus mogurndae and in tissue organs of muscle, gill, pronephros and liver of the host of the parasite, the mandarin fish, Siniperca chuatsi were determined by using atomic absorption spectrometry.

高谦利用原子吸收分光光度计分析了寄生鳜鱼鳃部的河鲈锚首吸虫及其宿主组织器官，包括肌肉、鳃、头肾和肝脏的铅含量。

The distribution of Na(superscript +) in intracellular and extracellular spaces in leaves of arrowleaf saltbush subjected to salt stresses was investigated by using a scanning electron microscope facilitated with an Auger electron spectrometer. The role of salt bladders in salt resistance of A. triangularis was analysed in terms of salt accumulation and secretion.

用扫描电镜和能谱仪测定不同浓度NaCl胁迫2 wk后的三角滨藜幼叶和成熟叶中Na在细胞外和细胞内的分布情况，并利用原子吸收分光光度计测定叶片中Na的积累量，同时还观测了盐囊泡及其与盐的积累、分泌之间的关系。

The distribution of Na^＋ in iutracellular and extracellular spaces in leaves of arrowleaf saltbush subjected to salt stresses was investigated by using a scanning electron microscope facilitated with an Auger electron spectrometer. The role of salt bladders in salt resistance ofA. triangularis was analysed in terms of salt accumulation and secretion.

用扫描电镜和能谱仪测定不同浓度NaCl胁迫2wk后的三角滨藜幼叶和成熟叶中Na^＋在细胞外和细胞内的分布情况，并利用原子吸收分光光度计测定叶片中Na^＋的积累量，同时还观测了盐囊泡及其与盐的积累、分泌之间的关系。

The contents and distributions of heavy metals in muscle,fat,liver,pancreas,heart,lung,kidney,stomach and intestines of finless porpoise in the coast of Beibu Gulf were investigated.

应用原子吸收分光光度计对北部湾海域江豚的肌肉、脂肪、肝脏、胰脏、心脏、肺脏、肾脏、胃和肠管道等器官组织样品中的Cd、Cu、Zn、Pb、Cr、Ni、Fe、Mn、Hg和As的含量进行测定，并使用标准物作了对照分析。

objective: to research into the oscillatory rules of a closed system containing an aqueous mixture of chlorite, iodide and malonic acid.

采用紫外可见分光光度计在i3-的吸收峰(350 nm)处进行时间扫描，从而得到体系中i3-的浓度随时间的变化规律。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。