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The integration of the methyl group of methylamine, based on the internal standard of the methylene group of ethanol, was measured and from which the amount of methylamine in the solution as well as the time that required can be derived.

以乙醇的亚甲基为内标,测量各种溶液情况下甲胺碳峰的积分值,可以判断该溶液甲胺所含的重量,以及达成某浓度所需通气时间。

(superscript 99m)Tc-MIBI scintigraphy could he useful to assess parathyroid function and could predict the response to treatment with medicine. And could be useful to the localization before parathyroidectomy, the percentage of sensitivity and accuracy of localization were significantly greater in lower pole of glands.

(上标 99m)Tc-MIBI双时相显像能够估测甲状旁腺功能,可预测药物治疗继发性甲旁亢的疗效;可用于甲旁亢患者的术前定位,位于甲状腺被膜下极的增生腺体显像敏感性及术前定位的准确性明显高于其位于上极者。

Study on Surface Enhanced Raman Scattering of Piperidine;2. Using piperidine as catalyst and ethanol as solvent, a series of new 2-amino-3-cyano-4-aryl-6-methoxy-1,4,9,10-tetrahydronaphtho[2,1-b]pyran derivatives were synthesized by one-pot reaction of aromatic aldehydes, malononitrile and 7-methoxy-1,2,3,4-tetrahydronaphthalen-2-one at room temperature in good yields.

以芳醛、丙二腈和 7 甲氧基 1,2 ,3 ,4 四氢萘 2 酮为原料,在六氢吡啶催化下以乙醇为溶剂,在室温合成了一系列新的 2 氨基 3 氰基 4 芳基 6 甲氧基 1,4,9,10 四氢萘并 [2 ,1 b]吡喃衍生物,反应条件温和,产率较高,并通过IR ,1HNMR和元素分析表征产物的结构,还通过单晶X射线衍射分析确证产物的构

The protonation constants of formylformic acid thiosemicarbazone (A, H2FFTSC) and glycylglycine and stability constants of binary complexes formed they with Mn, Co, Ni, Cu and Zn and trinary complexes of M-FFTSC-GG at 25±0.1℃ and in the presence of 0.1 mol.L-1 KNO3 were determined. The relation between the stability of binary complexes of M-FFTSC and their disinfectivity and disinfection mechanism were discussed.

在25±0.1℃,I=0.1 mol.L-1 KNO3条件下,应用pH法测定了甲酰基甲酸缩氨基硫脲(A配体,缩写H2FFTSC),甘氨酰甘氨酸的质子化常数,它们与锰、钴、镍、铜和锌的二元配合物以及过渡金属-甲酰基甲酸缩氨基硫脲-甘氨酰甘氨酸三元配合物稳定常数,讨论了过渡金属席夫碱配合物的杀菌活性与其稳定性之间的关系,对杀菌机理提出了一些看法。

Direct competitions of intramolecular C - H insertions into benzylic C - H and 4-nitroor 4-methoxy substituted benzylic C - H of methyl 2-diazo-3-oxo-6-(4-substituted phenyl)-4-(2-phenylethyl)hexanoate 44a and 44b catalyzed by Rh-mediated carbenoid were alsoinvestigated, and the relative reactivities obtained by compound 44a or 44b were comparableto those obtained by indirect method.

此外,还研究了Rh催化分解下,对位硝基取代或甲氧基取代的4-(2-苯基乙基)-6-(4-取代苯基)-2-重氮基-3-氧代己酸甲酯44a、44b苯甲位C-H插入反应的相对速率,与化合物47a和47f得到的结果比较,数据平行。

Bull;Irenaeus (202 A.D.), who was a disciple of Polycarp, who was a disciple of the Apostle John, wrote:"Christ came to save all men by himself; all, I say, who through him are reborn into God; infants, little children, boys, young men and old men."

爱任纽(公元后202),他是坡旅甲的门徒,而坡旅甲是使徒约翰的门徒,他写下:基督亲自到来拯救所有的人;所有的,我是说,通过他在上帝那再生的人;婴孩,儿童,男孩,年轻人和老年人。

Determining the dilution enthalpies of DMF and DMA in aqueous glycerol solutions of various molalities, we discussed peptide bond and hydrophobic side chains interacting with glycerol in aqueous solutions. Molecular dynamics simulating ethylene glycol and glycerol solutions have been done to study the microscopic structure of polyhydroxy compounds solutions.

本文用滴定量热法研究了298.15K下酰胺(N—甲基甲酰胺、N,N—二甲基甲酰胺、N—甲基乙酰胺和N,N—二甲基乙酰胺)分别在于MAO水溶液和尿素水溶液中的焓相互作用,探讨了溶剂变化对酰胺侧链相互作用的影响,从肽键及疏水侧链角度研究了TMAO和尿素对蛋白质稳定性的影响。

All of the tripodal schiff base ligands and their complexes were characterized.

以三乙醇胺、巯基苯胺、巯基乙胺为初始原料,设计合成了六个三脚架结构的化合物,其合成路线如下:三乙醇胺与氯化亚砜反应得到三(2-氯乙基)胺(1),然后与巯基苯胺或巯基乙胺在碱性条件下反应生成三脚架结构的三{[2-(2-氨基苯基)硫代]乙基}胺(2)或三{[2-(2-氨基乙基)硫代]乙基}胺(3),然后再与水杨醛、2-甲酰基-8-羟基喹啉(8)、2-甲酰基-8-苄氧基喹啉(7)反应得到六种新型的含硫西佛碱化合

To 7. 0.However, the RA values for aesculin and aesculetin trended to level off with increasing pH at the range 7. 0-8. 5. The 〓 values of aesculin and aesculetin were obtained by means of the two-parameter non-linear regression.

根据不同pH值条件下获得的秦皮甲素和秦皮乙素的淌度,借助于二参数非线性拟和的方法,我们首次成功地求出了秦皮甲素和秦皮乙素的离解常数。

Measure the items on before and after the two courses of treatment respectively as follows:① Syndromes Investigation: to adopt the scoring methods of symptoms and signs with the certain standard scoring table of symptoms and classifying table of signs for the patients, on the day before and after the two courses of treatment respectively ,② Signs Investigation: the mucoma visibility, swelling or hyperemia conditions, or gloyp and polypoid change in the inferior and middle nasal conchas, nasal septum, etc with a nasal endoscope on the day before and after the two courses of treatment respectively,③ Test of the lung functiaon on the previous day before and after the two courses of treatment respectively.

治疗组在治疗前、两个疗程结束后分别进行以下项目的观察:①临床症状的评定:治疗前及两个疗程结束后当天对患者鼻塞、鼻痒、流涕、喷嚏症状的程度进行评分;②体征的评定:治疗前及两个疗程结束后当天采用鼻额镜肉眼观察患者下鼻甲鼻粘膜颜色、肿胀情况,及中鼻甲是否可见,有否息肉样变等;③治疗前及两个疗程结束后即刻予以检测肺功能。

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Do you know, i need you to come back

你知道吗,我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。

Chapter Three: Type classification of DE structure in Sino-Tibetan languages.

第三章汉藏语&的&字结构的类型划分。