液化丙烷 的英文怎麼說
中文拼音 [yèhuàbǐngwán]
液化丙烷
英文
leuna gas-
Liquefied petroleum gases ; propane, propene, butane, butene and their mixtures ; requirements
液化石油氣.丙烷丙烯丁烷丁烯及其混合物.要求Propane may also be used as lpg.
丙烷也可用作液化石油氣。Liquefied petroleum gases. detection of water in commercial propane. cobalt bromide method
液化石油氣.商用丙烷中水的測定.溴化鈷法Through pathway of orientated degradation or decomposition of lignocellulosic biomass, many high - value organic substances of small molecules such as glucose, xylose, phenylpropane units and their dimers, gaseous substances such as ch4 and co, liquid substances such as organic acids, aldehydes, alcohols and other platform chemicals such as furfurals, levulinic acids, xylitols and ethanols can be produced
木質生物質通過一定的降解或分解途徑，可產生很多有重要價值的有機小分子化合物，這些有機小分子化合物有葡萄糖、木糖、苯丙烷單體及二聚體，氣態小分子如ch4和co ，液態小分子如有機酸、醛、醇，重要基礎平臺化合物糠醛、乙酰丙酸、木糖醇、乙醇等。Reacted with excessive epichlorohydrin and dipped in 2. 5 - 3. 0 m naoh solution, the content of epoxy groups in activated cell - ti was found to be up to 220 mol / ml. this content resulted in a high anion exchange capacity of 0. 2 mmol cl - / ml
當naoh溶液濃度為2 . 5 3 . 0mol l且環氧氯丙烷相對過量時，活化基質中的環氧基含量達220 mol ml ，由此產生的陰離子吸附劑的離子交換容量為0 . 20mmolcl ~ - ml 。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。We have synthesized two novel crown ether compounds which possess the properties of lyotropic liquid crystals. the one is n - octoxymethyl - 15 - crown - 5, the other is ( 15 - crown - 5 ) methyl stearate. the hydrolysis of pnpp ( p - nitrophenyl pipolinate ) catalysis by n - octoxymethyl - 15 - crown - 5 micellar solution has been studied spectrephoto - meterically
我們合成了兩種具有溶致液晶性質的冠醚化合物，正辛氧基甲基- 1 ， 4 ， 7 ， 10 ， 13 -五氧雜環十五烷和硬脂酸（ 15 -冠- 5 ）甲酯和3 -正辛氧基- 1 ， 2丙二醇。In order to hold more epoxy groups for subsequent ionization, several factors affecting the efficiency of activation reaction, such as the amount of epichlorohydrin, the concentration of naoh solution, and the contents of tio2 and cellulose in matrix, were investigated emphatically
此後，為了得到足夠的環氧基團用於功能基化，詳細考察了一些影響活化反應的因素，如環氧氯丙烷的用量、 naoh溶液的濃度、纖維素和鈦白粉的含量等。Abstract : the uv absorption spectra of magnetized acetone ( cyclohexane as solvent ) is determined separately at different magnetization time and different time for placement after magnetization by uv - spectrophotometry. it was found that magnetization effect could be saturated and continued. furthermore, the different magnetization time made the strength of absorption change at various degrees. when acetone was placed after magnetization, the magnetization effect not only disappeared, but increased in a period of time
文摘:作者研究了丙酮環己烷溶液磁化前後、不同磁化時間以及磁化後放置不同時間的紫外光譜，發現有磁飽和現象與較長時間的磁化效果存在，這對于研究磁場影響化學反應的機理提供了實驗依據。Welded steel cylinders for liquefied propylene and propane gases
液化丙烯丙烷鋼質焊接氣瓶Liquefied petroleum gases. assessment of the dryness of propane. valve freeze method
液化石油氣.丙烷乾燥度的評定.閥門冷凍法Equipment for the distribution of liquefied hydrocarbons. welded steel cylinders for commercial butane or propane. periodic inspections and tests
液態烴化合物的分配裝置.工業丁烷或丙烷用鋼瓶.檢驗和定期試驗Study on alkylation of chlorinated polypropylene with toluene catalyzed by ionic liquid
離子液體催化氯化聚丙烯與甲苯烷基化反應的研究Liquefied petroleum gases - assessment of the dryness of propane - valve freeze method iso 13758 : 1996 ; german version en iso 13758 : 1996
液化石油氣.丙烷乾燥度評估.閥門凍結法分享友人