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- Suffice it to say that the unusually high boiling point of acetic acid. 只要談一下醋酸的不尋常的高沸點(diǎn)就行。
- Suffice it to say that the unusually high boiling point of acetic acid . 只要談一下醋酸的不尋常的高沸點(diǎn)就行。
- Furyl) 3 buten 2 one is synthesized from furfural and acetone in water sodium hydroxide medium. 以呋喃醛(糠醛)為原料,在水-氫氧化鈉體系中合成了糠叉丙酮,探討了丙酮用量,氫氧化鈉濃度對反應的影
- No odor from mould, high boiling fraction of petrol, fish, aromatic hydrocarbons or perfume. 無(wú)霉味、高沸石油餾份氣味、魚(yú)腥味、芳香烴或香水味。
- The septum may be much cooler which can cause high boiling components to recondense. 進(jìn)樣隔墊附近的溫度可能會(huì )低得多，使得一些高沸點(diǎn)的組分重新冷凝在上面。
- It is practically immiscible with water, has a high boiling point and low vapour pressure. 它特別不溶于水，沸點(diǎn)更高，蒸汽壓更低。
- Our company main products: environmentally-friendly high boiling point solvent NME, Wood, Latex. 本公司主要產(chǎn)品：環(huán)保型高沸點(diǎn)溶劑NME、木器漆、乳膠漆。
- Hower the corrosion products of the long chain fatty acids of high boiling point chain can dissolve in oil. 高沸點(diǎn)長(cháng)鏈脂肪酸腐蝕產(chǎn)物在實(shí)際原油加工過(guò)程中也是油溶性的。
- Heat set ink Letterpress and offset inks which dry under the action of heat by evaporation of their high boiling solvent. 熱固油墨活版及柯式用油墨。熱力使它的高溫沸騰溶劑蒸發(fā)而干燥。
- Heat set ink: Letterpress and offset inks which dry under the action of heat by evaporation of their high boiling solvent. 熱固油墨:活版及柯式用油墨。熱力使它的高溫沸騰溶劑蒸發(fā)而干燥。
- In addition, lower detection limit were obtained in the determination of residual benzene homologues with high boiling points. 該法的精密度比頂空法好,對于測定較高沸點(diǎn)的殘留苯系物,檢出限也更低。
- The HBS lignin is a new , friendly environmental material, which isreleased from woods ,grasses and straws by using high boiling alcohol as asolvent. 高沸醇木質(zhì)素(以下簡(jiǎn)稱(chēng)HBS木質(zhì)素)是一種利用高沸醇溶劑法從植物原料中提取得到的木質(zhì)素。
- Diisopropylnaphthalene with high boiling point, low crystalline point and good solution capacity is colourless, odourless and nontoxic. 二異丙基茶具有無(wú)色、無(wú)味、無(wú)毒、沸點(diǎn)高、結晶點(diǎn)低和溶解能力強等優(yōu)點(diǎn),作為生產(chǎn)這種復寫(xiě)紙的新溶劑已獲得廣泛應用。
- Keywords furyl） 3 buten 2 one;furfural;acetone;reaction condition; 關(guān)鍵詞糠叉丙酮;呋喃醛;丙酮;反應條件;
- Among fluorine, chlorine and bromine, bromine has the highest boiling point. 在氟、氯、溴三者中，溴的沸點(diǎn)最高。
- The result indicate that compare with the pineapple wine, mix fermented fruit wine contain more high boiling point material; the fruit aroma is stronger and lasting longer. 結果表明,與菠蘿果酒相比,混釀果酒含有更多中、沸點(diǎn)的香氣物質(zhì),產(chǎn)品的果香濃郁,留香持久。
- A method of detecting low and high boiling components contained in VCM quickly and accurately by gas chromatography and GC working station is introduced. 介紹了用氣相色譜儀及色譜工作站快速、準確地檢測氯乙烯單體中高、低沸物的方法。
- Dibenzyltoluene(DBT) has high boiling point, low melting point, good heat-stability and similar physical and thermal properties to those of hydrogenated triphenyl. 二芐基甲苯沸點(diǎn)高,凝固點(diǎn)低,熱穩定性好,其理化及熱學(xué)性質(zhì)與氫化三聯(lián)苯相近。
- The advances of components, treatment and comprehensive utilization of high boiling silane resulting from the synthesis of organo-silicone were introduced. 介紹了合成有機硅過(guò)程中產(chǎn)生的硅烷高沸物的組成、處理方法及其綜合利用技術(shù)進(jìn)展情況。
- Vaporisation from the needle on initial entryof the syringe into the injector, before the syringe plunger is depressed, can result in partial loss of high boiling components. 當注射器針尖插入汽化室后，在壓下注射器柱塞桿之前，會(huì )引起高沸點(diǎn)組分的損失。
