英语人>网络例句>condensation 相关的网络例句
condensation相关的网络例句

查询词典 condensation

与 condensation 相关的网络例句 [注:此内容来源于网络,仅供参考]

In case little condensation water formed,no fresh steam leakage in the trapes.

该阀在极少冷凝水形成的工况下都无新鲜蒸汽泄漏。

A new macrocyclic ligand was synthesized by the condensation of 1,3-propylenediamine and triamine.

用丙二胺和三-胺,在无水甲醇中进行环缩合反应,生成了一个杂原子大环配体。

3,6-Bis(1 H -1,2,3,4-tetrazol-5-yl-amino)-1,2,4,5-tetrazine was synthesized by triamino- guanidinium nitrate with 2,4-pentanedione of condensation, followed by oxidation and substitution reaction. The product was characterized by elemental analysis, IR, NMR and DSC.

以三氨基胍硝酸盐、戊二酮为起始原料,经缩合、氧化、取代等反应合成了3,6-双(1 H -1,2,3,4-四唑-5-氨基)-1,2,4,5-四嗪,并通过元素分析、红外、核磁、差示扫描量热法等分析手段对其进行了表征。

Flame—retardant resin was prepared by the condensation and polymerization of phosphoric acid, trihydroxy methyl propane and epoxy chloropropane,the resin was then reacted with hexane diacid and diglycol under certain condition ,resulting in polyol containing 1.5% P and 17— 18% polyester polyol, which was foamed with polyisocyanate, water and catalyst by one— step method, producing fire...

通过磷酸、三羟甲基丙烷和环氧氯丙烷的缩合和聚合反应制得阻燃树脂,然后将它与己二酸、一缩二乙二醇在一定条件下反应制得含P1.5%和含Cl17~18%的聚酯多元醇,再将它与多异氰酸酯、水、催化剂等组分采用一步法发泡工艺制得阻燃聚氨酯软泡塑料。

Flame— retardant resin was prepared by the condensation and polymerization of phosphoric acid, trihydroxy methyl propane and epoxy chloropropane,the resin was then reacted with hexane diacid and diglycol under certain condition ,resulting in polyol containing 1.5% P and 17— 18% polyester polyol, which was foamed with polyisocyanate, water and catalyst by one— step method, producing fire—resistant PU soft foam.

通过磷酸、三羟甲基丙烷和环氧氯丙烷的缩合和聚合反应制得阻燃树脂,然后将它与己二酸、一缩二乙二醇在一定条件下反应制得含P1.5%和含Cl17~18%的聚酯多元醇,再将它与多异氰酸酯、水、催化剂等组分采用一步法发泡工艺制得阻燃聚氨酯软泡塑料。

Poly silica hybrids were prepared through polymerization, condensation and sol gel processes of the mixture of methyl methacrylate, poly and a small amount of coupling agent methacryloxylpropyl trimethoxy siliane in tetrahydrofuran.

采用溶胶-凝胶技术,以硅酸钠为原料制备聚硅酸/四氢呋喃溶胶,再与甲基丙烯酸甲酯及少许偶联剂甲基丙烯酰氧丙基三甲氧基硅烷(MPTMS 混合,经聚合、缩合和溶胶-凝胶过程制备了有机/无机两相间有— C—Si—O—键的杂化材料——聚甲基丙烯酸甲酯/二氧化硅(PMMA/Si O2 )。

The compound 3, 9-bis (2', 4', 6'-tribromophoxy)-2, 4, 8, 10-traoxa -3, 9-dip- hosphospiro [5.5] undecane -3, 9-dioxide (HFR-1) was prepared with pentaeryth- ritol, phosphorus oxychloride and 2, 4, 6-tribromophenoxy soldium by esterifica- tion and condensation reaction.

以三溴苯酚钠、三氯氧磷、季戊四醇为原料,通过酯化和缩合两步反应合成了阻燃剂3,9-双(2',4',6'三溴苯氧基)-2,4,8,10-四氧代-3,9-二磷螺环-3,9-二氧[5.5]十一烷。

Both the bacterial culture and aseptic filtrate showed activities to inhibit some pathogenic fungi including "Alternaria alternata", and "Fusarium graminearum" on activity plates assay. Antagonistic crude protein extract was obtained by 70% ammonium sulphate precipitation, and it was thermostable, unsensible to proteinase K and pepsin, and capable to induce the hypha lysis and cytoplasm condensation of "F. graminearum".

经平皿测试表明,多粘芽孢杆菌P-FS08菌株及其无滤液对烟草赤星病菌、小麦赤霉病菌等多种植物病原真菌均有抑制作用。P-FS08培养液通过70%硫酸铵沉淀得到具有拮抗活性的蛋白粗提液,其具有良好的热稳定性;对蛋白酶K和胃蛋白酶均不敏感;够使小麦赤霉病菌菌丝断裂,原生质浓缩。

The optimum reaction condition for preparation of CoPcY is as follows: a , using CoCl2 as the exchanged salt ; b , complexation temperature of 180 ; c . complexation catalyst of NH4C1 and A1C13 .2, The unsymmetrically substituted cobalt phthalocyanine complexes were synthesized by statistical condensation of phthalic anhydride and tetrabromophthalic anhydride, and further immobilized in MCM-41 molecular sieves by zeolite synthesis method, as well as characterized by XRD,FT-IR,DRS, 1HNMRetc. The catalytic property of CoPcBrx/MCM-41was tested by cyclohexane oxidation using H2O2 or t-BOOH as oxidant.

2采用本路线制备CoPcY的最佳条件为:a、采用氯化钴作为待交换的金属盐;b、络合温度以180℃为宜;c、起始反应物为苯酐、尿素、氯化铵、氯化铝、CoY时,制备出的CoPcY的催化性能最好; 2、首次采用苯酐和四溴苯酐均相浓缩统计合成法制得了不对称取代的金属钴酞菁络合物,并采用~1HNMR、FTIR、DRS等对其进行了结构表征;此外,采用沸石合成法将其固定于MCM-41中孔分子筛,并对其催化性能进行了考察。

The findings of the newly identified goose paramyxovirus strain GPMV/HBexperimental infection were as follows: The challenge caused high morbidity and highmortality.The clinical signs included severe depression, decreased appetite or anorexia,white,yellow and green diarrhea, with neural symptoms;pathological changes showed thathaemorrhage and ulceration of intestine mucosa, necrosis of spleen and pancreas,andedema of liver and kidney, uratic deposition in kidney.Eosinophilic inclusion bodies werefound in the cytoplasm of pancreas and a large quantities of fiber protein were found inintestine. Lots of hemosidefin was found in some area of liver and kidney. A number ofT、B lymphocytes reduced sharply in spleen,lymph nodes in dead geese. Transmissionalelectron microscope showed that some cells had the morphological characteristics ofmitochondria swelling, morphological changes were condensation of nuclear chromatininto dense masses,followed by its marginating against the nuclear envelope, andespecially concentration of cytoplasm association with lots of lipid droplet.

人工感染雏鹅实验中,雏鹅临床表现为高发病率和高死亡率,食欲和饮水减少,拉白色、黄绿色稀粪,伴有神经症状;常规组织学观察,脾脏和胰腺肿大,有白色坏死斑点,肠道出血和坏死,肝脏肿大变性,肾脏肿大变性有尿酸盐沉着等;用特殊染色和组织化学方法首次对人工感染鹅副粘病毒的雏鹅的重要脏器进行研究,结果表明:胰腺中发现病毒包涵体,肠道中大量纤维素以及胶原纤维增生,肾脏、肺脏大量含铁血黄素沉着,免疫器官如脾脏和淋巴结中T、B淋巴细胞大量减少;电镜下多种细胞呈现线粒体水肿,多种实质细胞的染色质固缩,染色质边集,特别是细胞内容物如脂肪滴增多的病理变化特征。

第64/81页 首页 < ... 60 61 62 63 64 65 66 67 68 ... > 尾页
推荐网络例句

What would he tell Judith and the children?

他将怎样告诉朱迪丝和孩子们呢?

I this is at that time, the opinion with peacockish true girl is full of in a heart.

这就是当时的我,一个心中布满虚荣的女孩子真实的想法。

Oh, and I bought myself a new laptop," he said."

哦,我还给我自己买了一个新笔记本"他说。"