光度测定

Twenty - three patients underwent ictus therapy of corticosteroids for (8±4) days. The extenuation time of corticosteroid' dosage was (33 ±26) mg /d. Of the 40 patients, 36 were IgG positive with an average A value of (0.91±0. 24) and 4 patients were IgG negative. Twelve patients ( 30%) were with type I avascular necrosis of femoral head, including 3 cases with unilateral left - necrosis and 9 cases of bilateral necrosis. The other 28 patients were without necrosis.

结果全疗程使用的糖皮质激素总量平均为4949 mg±2959 mg，糖皮质激素应用天数平均为24 d±5 d，其应用天数主要集中在16-30 d，使用冲击疗法的病例有23例，其持续天数平均为8 d±4 d，减药速度平均为33 mg/d±26 mg/d.40例患者中，血清抗体IgG测定阴性4例，阳性36例，其吸光度值平均为0.91±0.24。

The relation between the total alkaloids concentration of the extractant and extracting time in the unit was measured.

今用紫外分光光度法分析总生物碱的含量，测定了雷公藤动态循环提取过程中总生物碱浓度和提取时间的关系。

Fluorine and phosphorus were measured with electrochemical analysis and spectrophotometry;the ratio of F to P was calculated.

清除结石，用优级纯硝酸冷消化处理后，分别采用电化学分析法和分光光度法测定离体牙氟和磷的含量并计算氟磷含量比。

The phosphomolybdate blue spectrophotometric determination of phosphorus in ferromanganese was studied.

研究了磷钼蓝光度法快速测定锰铁中磷的方法。

Absorption spectrum of this complex is measured in 420nm wavelength,so titanium content in ferrotitanium will be determined.

将经典的铝还原—硫酸高铁滴定法，改为在硫酸—盐酸介质中，二安替比林甲烷与钛生成黄色可溶性络合物，在波长420nm处测量吸光度，借此进行测定钛铁中钛量。

A new method for the determination of soluble phosphate in water by micro emulsion and the first order derivative spectrophotometry is proposed.

研究了在OP微乳液的作用下，用一阶导数磷钼蓝分光光度法直接测定水中可溶性磷酸盐的最佳条件。

A first derivative spectrophotometric method is presented for the determination of fleroxacin in tablets, capsules and powder for rejection.

用一阶导数分光光度法测定了氟罗沙星片剂、胶囊和粉针剂中氟罗沙星的含量。

An experiment system based on ADuC812 development board and PC computer,sufficient for the measurements of characteristic curves of common flash lamp s,is introduced.

介绍了一套基于光度探头、ADuC 812开发板和PC机，用以测定闪光灯的特性曲线，能够满足一般闪光灯测试要求的实验系统。

Carries on the synthesis experiment, the productdepuration, through the highly effective liquid phase chromatographydetermination content once more, by the highly effective liquid phase,infrared, the ultraviolet spectrophotometric method and so on carrieson the attribute Key word: Ginger flavine; Substitution reaction; Crystal;Synthesis.

再次进行合成实验、产物提纯、通过高效液相色谱法测定含量，以高效液相、红外、紫外分光光度法等进行表征关键词：姜黄素；取代反应；晶体；合成。

The measurement of flavone content in hawthorn by fluorescence method was studied.

研究了用荧光光度法测定山楂中的黄酮。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。