英语人>网络例句>高碘的 相关的搜索结果
网络例句

高碘的

与 高碘的 相关的网络例句 [注:此内容来源于网络,仅供参考]

Compared with iodine, Gold has a larger atomic number and X-ray absorption coefficient.

金与碘相比,有着更高的原子序数和X射线吸收系数。

Highly Agglutinative iodine sterilization system"(Patent No.: 02245948.0) and "IDM activation system and taste-conditioning"(patent number: ZL94103471.2, 99101544.4) is the successful introduction of our company's "promotion of the Model United Nations technology , and was the first office in China and the Chinese Ministry of Science and Technology Ministry of Science and Technology has been the use of residential area.

高聚碘杀菌系统"(专利号:02245948.0)和"IDM激活系统和口感调节"(专利号:ZL94103471.2、99101544.4)是我公司成功引进的"联合国推广示范技术,并率先在中国科技部办公大楼和中国科技部居民小区得到运用。

In this dissertation, the stable radical cation salts ofphenothiazine and 10 - alkylphenothiazine alky=〓(〓 hexachloroantimonate,perchlorate and iodide were prepared by one- electron oxidationwith 2,2,6,6-tetramethyl - 4 -acetyloxypiperidine oxoammoniumhexachloroantimonate, perchloric acid/hydrogen peroxide andmolecular iodine respectively, and they were characteried by UV -Vis spectroscopy and ESR spectroscopy.

本文的主要内容有:吩噻嗪和10-烃基吩噻嗪分别被碘、高氯酸/过氧化氢,2,2,6,6-四甲基-4-乙酰氧基哌啶氧铵六氯锑酸盐氧化为相应的正离子自由基碘盐、高氯酸盐、六氯锑酸盐,并用UV-Vis光谱和ESR波谱进行了鉴定和研究。

In addition, ioding was found to be an efficient catalyst for the imino Diels-Alder reaction of N-arylimine and enol ethers and the reaction provided tertrahydroqinolines in good yields. One pot synthesis of tetrahydroqinolines from aldehyde, aniline and enol ethers was also achieved using iodine as the catalyst. The chemical yield of the"one pot"reaction was comparable with that obtained using preformed N-arylimine.

此外我们也发现碘能够有效地催化N-芳基亚胺与烯醇醚的Diels-Alder反应,以很高的化学收率得到了四氢喹啉衍生物,并且发现碘也能够直接催化芳香醛、苯胺、烯醇醚的三组分"一锅"反应,获得的化学产率与使用预制的N-芳基亚胺相当。

Pararosaniline was the most accurate and sensitive method of determining SO2 residue, and it was fit for the samples of any SO2 content. Improvement pararosaniline method was only fit for the samples of high SO2 residue. Iodometry was not fit for the deep color samples and low SO2 residue samples. The fast determination method could be used the quality and semi-quantitative determination of SO2 residue in edible fungus.

副玫瑰苯胺比色法是检测SO2残留最准确、最灵敏的方法,适合于各种SO2浓度的样品;改良的副玫瑰苯胺比色法只适合于高SO2残留的样品;碘量法不适宜检测深颜色的食用菌,而且在检测低SO2残留样品时准确度不高;快速测定法可用于食用菌产品中SO2残留的定性检测和半定量分析。

The lead (PbI2 iodine) material is an n-type semiconductor materials, the probe into energy high resolution, linear response, pulse rise time is short, simple structure, high efficiency and low detection, convenient operation, in nuclear physics experiment and research aspects are widely used in nuclear science and technology, and many of the application of gas detector and instead of the counter.

碘化铅(PbI2)材料是一种n型半导体材料,制成的探测器能量分辨率高、线性响应好、脉冲上升时间短,结构简单、探测效率高、偏压低、操作方便的特点,在核物理实验和研究方面得到了广泛的应用,并在核科学技术的许多应用中代替了气体探测器和闪烁计数器。

Such accuracy was essential to our understanding of the surface chemistry, because the results showed that the distance at the surface was 0.08 A longer than a similar bond inside a silver iodide solid.

这样高的精确度对于了解表面的化学性质是很重要的。因为这些结果表明,在表面上碘、银原子的距离要比碘化银固体内部的碘一银键长0.08埃。

In addition, ioding was found to be an efficient catalyst for the imino Diels-Alder reaction of N-arylimine and enol ethers and the reaction provided tertrahydroqinolines in good yields. One pot synthesis of tetrahydroqinolines from aldehyde, aniline and enol ethers was also achieved using iodine as the catalyst. The chemical yield of the"one pot"reaction was comparable with that obtained using preformed N-arylimine.

此外我们也发现碘能够有效地催化N-芳基亚胺与烯醇醚的Diels-Alder反应,以很高的化学收率得到了四氢喹啉衍生物,并且发现碘也能够直接催化芳香醛、苯胺、烯醇醚的三组分&一锅&反应,获得的化学产率与使用预制的N-芳基亚胺相当。

The way to prepare iodomethane using methanol, potassium iodine and acid as regents has the disadvantages such as many side reactions and low yield, while the synthesize route from dimethyl sulfate and potassium iodine has the advantages of high yield and simple separation.

醇与氢卤酸作用是制备卤代烃的常用方法,以甲醇为试剂,以碘化钾与酸作用生成氢碘酸制备碘甲烷的方法存在副反应多、收率不高的特点;而以硫酸二甲酯及碘化钾为试剂的合成路线具有操作容易、收率高、纯化简单的优点。

The disclosed combined detection method for high-pure SO3 gas with SO2 as impurity comprises: constant-volume sampling at least 60Deg better 60-80Deg to avoid liquidation of SO3, absorbing with alkali solution to obtain total volume percentage concentration of high-pure SO3 gas and SO2; processing the absorbed liquid, using iodometric method to obtain SO2 volume percentage concentration and then the SO3 concentration.

一种高纯度SO 3 气体及其中杂质SO 2 气体浓度联合检测的方法,包括用吸收装置进行定容采样,然后用碱溶液吸收,得到高纯度SO 3 气体及其中杂质SO 2 气体的总体积百分浓度,再对吸收液进行处理后,采用直接碘量法测得SO 2 气体的体积百分浓度,将高纯度SO 3 气体及其中杂质SO 2 气体的总体积百分浓度减去SO 2 气体的体积百分浓度即为高纯度SO 3 气体浓度,其所述吸收装置进行定容采样时,是在至少60℃以上的热环境中进行的。

第6/11页 首页 < ... 2 3 4 5 6 7 8 9 10 ... > 尾页
推荐网络例句

No clear conclusions can be made about the predictie alidity of specific measures, they found, except for criteria for the underuse of drugs for cardioascular disease.

除了心血管病不合理用药标准外,对于特定评价方法的预测效度没有明确的结论。

The third and last is that almost all of them, being infinite in number, have been impostures, and by idle and crafty brains merely contrived and feigned after the event past.

第三、即最后一点是:几乎所有这些不胜枚举的预言都是欺人之谈,都是在事件过后由无聊而狡猾的脑筋推测与凭空捏造的。

This horse had the power of speech and was sure to win all the car riageraces in ece.

这匹马能够说话,在希腊的所有马拉车大赛中必定独占鳌头。