碳酰基的 的英文怎麼說
中文拼音 [tànjīde]
碳酰基的
英文
carbonylic-
Aldehyde a type of organic compound with the general formula rcho, where the - cho group ( the baldheaded group ) consists of a carbonyl group attached to a hydrogen atom
醛:一種組成為rcho的有機化合物, - - cho基團(醛基團)是由碳酰基結合氫原子形成的。Manufacturer of organic bromine compounds in india. products include alkyl, acetyl, and allyl bromides, bromo - aromatics, and ethylene dibromide, for use as intermediates in fine chemical and pharmaceutical manufacture
-提供紫外線吸收劑benzophenone系列和醫藥中間體:琥珀酸單乙脂酰氯羅紅側鏈二環乙基碳二亞胺溴乙醛縮二乙醇等的單位。The barnidipine hydrochloride were prepared via cyclocondensation from m - nitrobenzaldehyde, methyl acetoacetate and anmmonium bicarbonate, hydrolysis, esterification with opticaliy ( s ) - n - benzyl - 3 - py - rrolidinol, recrystallisation and salification
摘要研究了以碳酸氫銨,間硝基苯甲醛和乙酰乙酸甲酯為原料,經縮合、部分水解,再與( s ) - n -芐基3 -羥基吡咯烷經酯化、分步重結晶、成鹽得到鹽酸巴尼地平的工藝路線。An excellent adhesive was prepared from bismaleimide ( bmi ), epoxy resin ( e - 51 and tde - 85 ), 4, 4 ' - diaminodiphenyl sulfone ( dds ) in this thesis. the influence of liquid rubber and polymer ether imide ( pei ) on the properties ( especially high - temperature strength and the peeling strength ) were discussed, their different toughening characteristics and mechanisms were discussed. last, the process and effection of heat - resisted structural adhesive were studied by adhesive experiment of synchronizer in automobile. the results of investigation made clear : the adhesive, has good properties, especially heat - resisted properity
根據材料分子設計的原理,研究了二苯甲烷雙馬來酰亞胺( bmi ) 4 , 4 』 ?二胺基二苯基碸( dds ) e ? 51 tde ? 85組成的環氧膠粘劑體系,研究該體系在作為高溫結構膠粘劑使用時的粘接性能;然後研究了用無規羧基液體丁腈橡膠( ctbn ? x )和聚醚酰亞胺( pei )分別來增韌該體系的增韌效果;最後通過碳纖維耐磨材料與同步器圓錐環的粘接實驗,研究了耐高溫結構膠粘劑的粘接工藝和使用效果。Stationary source emission - determination of chromate fog. diphenyl carbazide spectrophotometric method
固定污染物排氣中鉻酸霧的測定.二苯基碳酰二肼分光光度法A novel protein immobilization approach based on mercapto - pha sam for piezoelectric immunosensors has been proposed, which is formed by coupling mercaptoprorionic acid ( mpa ) to poly ( allylamine hydrochloride ) ( pha ) via 1 - ethyl - 3 - ( 3 - dimethylamino - propl ) carbodiimide ( edc ) and n - hydroxysuccinimide ( nhs ). after self - assembling a mercapto - pha sam on the gold electrode of the quartz crystal, the goat - anti - igm antibody is immobilized via cross - linking with glutaraldehyde. the detecting linear range of the piezoelectric immunosensor employing mercapto - pha sam is 0. 66 - 26. 4 ug / ml
應用偶聯試劑碳二亞胺( edc )和n -羥基琥珀酰亞胺( nhs )使聚丙烯胺( pha )與巰基丙酸( mpa )偶合形成巰基化的聚丙烯胺,應用這一新方法,實現了羊抗人igm抗體分子的固定,並在0 . 66 26 . 4 g / ml范圍內對人血清免疫球蛋白igm進行了測定。In this paper, the vacuum thermo - cycling effects and vacuum ultraviolet effects on space inflatable structural materials were analyzed based on a thorough survey over the studies done through flight tests, ground simulation experiments and theoretical research. the main contents of this thesis are as follows : the performance damage effects of thermo - cycling on space inflatable structural fabric carbon fiber reinforced epoxy laminates ( cf / ep ), aluminized kapton ( al / kapton ) films which used as reflector of space inflatable antenna were investigated by a temperature range of - 120 120 with the vacuum degree 10 - 5 pa which conducted with space environment ground - based simulation facility
本文在對國內外飛行試驗、地面模擬試驗以及理論研究等所取得的成果調研的基礎上,針對空間充氣結構材料進行地面模擬真空熱循環與真空紫外輻照的研究工作:利用真空熱循環地面模擬試驗機研究了真空環境( 10 - 5pa )中- 120 120的熱循環條件下空間充氣支撐結構織物碳纖維增強環氧樹脂( cf / ep )層合材料、空間充氣展開天線反射面鍍鋁聚酰亞胺( al / kapton )薄膜的空間環境效應。Dimethylformamide as carbon monoxide source in photoassisted hydroesterification of olefins
二甲基甲酰胺作為一氧化碳源的烯烴氫酯化反應When change the component of adhesive its shear strength increased from 39. 3 mpa to 53. 5 mpa at room temperature and it have long - term usage at 180 with 25 mpa and can be served at 230 in short period. the addition of liquid rubber resulted in a 300 % increase in the peeling strength. the addition of polymer ether imide led to a 260 % increase in the peeling strength, a 15 % increase in shear strength and a 10 increase in tg ( tg = 195. 54 )
研究結果表明: bmi dds e ? 51 tde ? 85組成的膠粘劑體系的室溫剪切強度為39 . 3mpa ,當改變環氧樹脂的含量時,剪切強度提高到53 . 5mpa ;用無規羧基液體丁腈橡膠改性環氧樹脂膠粘劑時室溫剝離強度提高3 . 0倍;用聚醚酰亞胺改性環氧樹脂膠粘劑,室溫剪切強度最高可達45 . 2mpa ,剝離強度提高2 . 6倍,玻璃化轉變溫度tg = 195 . 54 ,比未增韌體系提高10以上;碳纖維耐磨材料與同步器圓錐環的粘接實驗結果表明,膠粘劑的使用工藝性能良好,滿足室溫剪切強度30mpa和180剪切強度12 . 5mpa的技術要求。Aldononitrile acetates and alkaline nitrobenzene oxidations were used to analyze the change of structuia1 polysaccharides and composition of lignin in 80 % ethanol - extracted rice straw treated with sodium hydroxide, ammonium bicarbonate, or urea
摘要以氫氧化鈉、碳酸氫銨和尿素處理的稻草為研究對象,採用糖腈乙酰酯法和堿性硝基苯氧化法,分別測定了化學預處理前後稻草用80 %乙醇浸提殘渣中結構性多糖和木質素組分的變化。The followings are carried out for ballistic composite with resin matrix to realize its double function of loading and bulletproof and meet various tactics technology demands in the paper 1. the resin and reinforcement for arms ballistic system are selected and ballistic properties for composites with different resin matrixs ( improved phenolic, polyethylene, rubber, bi - phenol - a, and biamaleimide ) and different fibers ( kevlar, glass, carbon and uhmwpe fiber ) are investigated, with the aim of maxwell model to explain the matrix match principle for ballistic composites
1 、本論文從材料選擇入手,進行了復合裝甲防彈體系用樹脂、增強材料進行了選擇和研究,考核了不同樹脂類型(改性酚醛、聚乙烯、橡膠、雙酚a環氧和雙馬來酰亞胺體系) 、不同纖維( kevlar纖維、玻璃纖維、碳纖維、高強聚乙烯纖維)復合材料的防彈性能,並引入maxwell模型較好地解釋防彈復合材料的基體匹配原理。The polytetrafluoroethylene ( ptfe ) is used as targets. fluorocarbon films are deposited onto polyimide ( pi ) and polypropyrene ( pp ) substrates, respectively. various discharge conditions ( voltage, vacuum and treating time ) are discussed
本文利用射頻磁控濺射的方法,以聚四氟乙烯( ptfe )為靶材,在聚酰亞胺( pi )和聚丙烯( pp )基底上沉積氟碳膜,對不同工藝條件(放電功率、真空度、處理時間)進行了探討。分享友人