炔的 的英文怎麼說
中文拼音 [quēde]-
Allene is an isomer of methyl acetylene.
丙二烯是甲基乙炔的一種異構體。In the darkness, the machine gun spat a vindictive white light like an acetylene torch.
機槍在黑暗中吐出一道兇厲的白光,活象一支噴火的乙炔吹管。They clearly demonstrated that nitrogenase could catalyze the reduction of acetylene as well as n2
他們明確地證明,固氮酶能催化乙炔以及N2的還原。Acetylene black - determination of apparent specific volume
乙炔炭黑視比容的測定Acetylene black - determination of iodine absorption number
乙炔炭黑吸碘值的測定Acetylene black - determination of iodine absorptionnumber
乙炔炭黑吸碘值的測定Acetylene black - determination of apparent specificvolume
乙炔炭黑視比容的測定A novel method for palladium - catalyzed cyclotrimerization of alkynes in supercritical carbon dioxide ( scco2 ) has been developed
摘要研究了以超臨界二氧化碳為反應介質溴化鈀催化炔烴環三聚反應的新方法。Abstract : this article reviews recent progress in nucleophilic reactions of the - carbon in vinylidene ruthenium complexes. the nucleophiles include alkene, alkyne, alcohol, acid, amine, water, etc
文摘:綜述了近幾年釕亞乙烯基絡合物中間體-碳的親核反應。親核試劑包括烯烴、炔烴、醇、酸、胺、水等。Research on the optical limiting properties of 4 - ethynyl - 4 ' - n, n - dihydroxyethylamino azobenzene
二羥乙基胺基偶氮苯基乙炔的光限幅性能研究1 - butene for industrial use - determination of trace propadiene adn propyne - gas chromatographic method
工業用1 -丁烯中微量丙二烯及丙炔的測定氣相色譜法Incomplete combustion and improper draft conditions can cause ethylene formation.
不完全的燃燒和不適當的通風條件能導致乙炔的產生。Preparation and photoelectric properties of poly 2, 5 - dibutyloxy - 1, 4 - phenylene vinylene
對苯乙炔的制備及其光電性能Whole cell c2d2 reduction by all four mutants comparing to wild type and ni / v mutant was also detected. the result showed that only single a - gln194 substitution did not perturb the stereospecificity of protonation of c2d2. the above comparing results indicate that in mofe protein ( 1 ) a a - gln190 site and its association with homocitrate are important for the transfer of electron / proton to femoco, while a - his194 site and the homocitrate are independent in h2 evolution
對四個突變株細胞的c _ 2d _ 2還原特性及還原產物中反式-順式- 1 , 2 -二氘代乙炔的比例進行了測定並與野生型及nifv突變株相比較,結果表明只有- gln ~ ( 194 )替換不影響c _ 2d _ 2還原產物中反式-順式- 1 , 2 -二氘代乙炔的比例,即未改變固氮酶還原c _ 2h _ 2加氫的立體構型的專一性。Yedan, oxygen, nitrogen, acetylene gas, acetylene sales ; chemical products, metal dianliao, plumbing materials, supplies wash sales
液氮、氧氣、氮氣、氬氣、乙炔的銷售;化工產品、五金電料、水暖建材、洗滌用品的銷售。Calcium chloride anhydrous dryer can absorb the moisture content ( water ) in acetylene to make the acetylene dryer by using the absorbent of calcium chloride
無水氯化鈣乾燥器利用無水氯化鈣的吸水性能來吸收乙炔氣中的水分,達到乙炔的乾燥效果。W. p. su, schrieffer and heeger founded the famous ssh model and explained the electronic structures of polyacetylene and the peierls phase - transform of id systems
在此基礎上,蘇武沛、 schrieffer和heeger等的合作建立了著名的ssh模型用以解釋聚乙炔的電子結構和一維的peierls相變。Recent advances in synthesis of terminal aryl acetylenes by palladium - catalyzed coupling - elimination reaction
消去法合成芳基末端炔的研究進展A theoretical study of adsorption reactions of acetylene on si non - reconstructed surface
10四炔的結構和光譜的從頭算研究This sequence constitutes an efficient method for preparing arylcyclopropylacetylenes.
這種反應構成了制備芳基環丙基乙炔的有效方法。分享友人