氧炔 的英文怎麼說
中文拼音 [yǎngquē]
氧炔
英文
oxycetylene; acetylene; oxyacetylene氧炔切割 oxy-acetylene cutting-
In the high-pressure system both oxygen and acetylene are used from high-pressure cylinders.
在高壓法中,氧氣和乙炔都取用於高壓瓶。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。Eighteen compounds in the oil were identified by g c / ms. they are : seven ketone compounds : 2 - undecanone, 6, 10 - dimethy, 1 - cyclohexanol - l - butanone, 2, 5 - hexanedione, 2 ( 4h ) - benzofuranone, 5, 6, 7, 7, a - tetrahydro - 4, 4, 7a - trimethyl, 3 - buten - 2 - one, 4 - ( 2, 6, 6 - trimethyl - 1 - cyclohex en - 1 - yl ) -, ( e ), 6 - dodecanone, 3 - buten - 2 - one, 4 - ( 2, 6, 6 - trimethyl - 7 - oxabicycl o4. 1. 0hept - l - yl ) ; three alcoholic compounds : a - terpineol. benzyl alcoho 1, phytol ; two alkyl and acyl amine components : undecane, tetradecane and hydrazinecarboxamide, n, n - diphenyl -, acetamidobenzene ; one ester, a idehyde, alkyne and acid : butanoic acid : 2 - propenyl ester, 1 - octadecyne, 1 - octadecyne, palmitic acid
三甲基一7一氧雙環p , l , 0庚烷基什丁烯酮上;醇3種:苯甲醇、 a松油醇、 3 , 7 , 11 , 15十六烯2醇1 ;烷2種:十一烷、十四烷;酚胺2種:姘基甲酚h苯胺、乙酞苯胺;酯、醛、炔、和酸備是1種:丁酸烯丙酯、十八碳醛、十八炔、十六碳酸。The annual productive capacity of the major products are : 13. 8 thousand tons of melamine, 400 thousand tons of urea, 100 thousand tons of calcium carbide, 4000 tons of dicyanamide, 11 thousand tons of white carbon black, 10 thousand tons of edible liquid co2, 20 thousand tons of calcium cyanamide, 30 thousand tons of methanol, 10 thousand tons of formaldehyde, 50 thousand tons of n. p. k. compound fertilizer, 200 tons of guanidine nitrate and 500 tons dissolved acetylene. the calcium carbide is the fine quality product awarded by the state
主要產品生產裝置能力為:年產總氨28萬噸,實物尿素45萬噸三聚氰胺1 . 35萬噸精甲醇3萬噸食品二氧化碳1萬噸電石10萬噸石灰氮2萬噸雙氰胺4000噸溶解乙炔500噸甲醛5萬噸白炭黑1 . 2萬噸熱電廠裝機容量3 . 6萬千瓦,年發電3億千瓦時,供熱450萬吉焦耳機械廠年機加工量2000噸綜合廠復混肥5萬噸。Repair of the oxyacetylene welding of the crank anxle
曲軸的氧乙炔焰噴焊修復Test method for oxyacetylene ablation testing of thermal insulation materials
熱絕緣材料的氧乙炔燒蝕試驗方法Oxyacetylene welding and heating blowpipes. nozzles and nozzles adaptors. range of normal flowrates and dimensions
氧炔焊和加熱炬.焊嘴和焊嘴夾頭.標稱流量的范圍和尺寸The flame use oxyacetylene or other burnt gases, for this method, the equipment is simple, the operation is easy, but the difficulty is large
火焰採用氧?乙炔火焰或其它可燃氣體火焰,這種方法設備簡單,操作容易,但難度較大。The regulators are mainly used in oxygen, acetylene, hydrogen etc. gases decompression. it has the double 一 function of reducing steading the gas pressure
主要用於氧氣、乙炔、氫氣等高壓氣瓶的減壓裝置,有降壓和穩壓兩種作用。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。Unsaturated alkynyl alcohols, such as dehydronerolidol, dehydrogeranyllinalool, and dehydroisophytol, were prepared by ethynylation of turpentine derivatives, namely terpenylacetones, e. g. geranylacetone, farnesylacetone, and phyton under normal pressure in presence of alkali metal hydroxide and organic solvents
摘要松節油衍生物格萜烯基丙酮,如香葉基丙酮、金合歡基丙酮和植物酮在常壓條件,堿金屬氫氧化物和有機溶劑存在下可發生乙炔化反應,形成對應的, -不飽和炔醇化合物脫氫橙花叔醇、脫氫香葉基芳樟醇和脫氫異植物醇。Contains of oxygen cylinder, acetylene cylinder, oxygen regulator, acetylene regulator, flashback arresters, high pressure flexible houses, cutting and welding kits, safety and protective equipment necessary
包括氧氣、乙炔瓶,氧氣、乙炔減壓表,回火器,高壓軟管,焊槍,割刀以及其他設備。Making use of oxyen - acetlene mixed burn the torch produces high heat. after twice - through opertion spray - werkpiece. we first coat. then remelt in order to combine powder metalluegically. we may also heat large area workpiece before spraying prehwat. it guaring technology
100產品利用氧-乙炔混合燃燒產生的高熱,對二步法噴焊工件進行噴粉后重熔,並可以對大面積噴塗工件進行噴前予熱,保證噴塗噴焊工藝的進行。The results showed that in scco2 cyclotrimerization of terminal acetylenes was carried out smoothly to regioselectively afford the corresponding benzene derivaties using pdbr2 as the catalyst
研究結果表明:二氧化碳介質中使用溴化鈀為催化劑可以順利地催化炔烴發生環三聚反應,區域選擇性生成含苯環芳香族化合物。It also supplies liquid oxygen, liquid nitrogen, acetylene, carbon dioxide, hydrogen, propane, freon, liquid ammonia, and rare element gas
還兼營液氧、液氮、液氬、乙炔氣、二氧化碳、氫氣、丙烷氣、氟里昂、液氨及其他高純和稀有氣體。These gauges are designed for measuring the pressure of medium oxygen, acetylene, co2 and argon. the oxygen gauge must not touch oil
氣體壓力表適用測量氧氣、乙炔、二氧化碳、氬氣等介質的壓力,氧氣表要求嚴禁接觸一切含油成分的液體和氣體。These gauges are designed for measuring the pressure of medium oxygen, acetylene, co / 2 and argon. the oxygen gauge must not touch oil
氣體壓力表適用測量氧氣、乙炔、二氧化碳、氬氣等介質的壓力,氧氣表要求禁接觸一切含油成份的液體和氣體。Oxy - acetylene welding
氧乙炔焊接Specification for class ii oxy - acetylene welding of carbon steel pipework for carrying fluids
輸送流體用碳素鋼管道二級氧乙炔焊規范Specification for class i oxy - acetylene welding of ferritic steel pipework for carrying fluids
輸送液體用鐵素體鋼管道一級氧乙炔焊規范分享友人