二醇 - 关于二醇的双语例句 - 二醇造句 - 语文书

为您找到40个与“二醇”相关的双语例句：

A kind of polyetherester polyurethane was synthesized by polyetherester polyol, 4 , 4� � - diphenylmethane diisocyanate and 1, 4 - dihydroxybutane.
制备了以自制聚醚酯多元醇、二异氰酸酯和1, 4- 丁二醇交联剂为原料合成的聚氨酯弹性体,研究了其力学性能.
Polyether diol mainly adopts polytetramethylene ether glycol ( PTMEG ).
聚醚二醇主要采用聚四氢呋喃醚二醇 ( PTMEG ).
In the presence of acid and polyethylene glycol, phenol reacted with ceric ammonium nitrate 2, 4 - dinitrophenol.
在醋酸、相转移催化剂聚乙二醇存在下, 苯酚与硝酸铈铵反应生成2, 4- 二硝基苯酚.
Ethylene Glycol Dimethyl Ether ( see 1 , 2 - Dimethoxy - ethane )
亚乙基二醇 ( 见乙二醇 )
It is testified that the depolymerized products are terephthalic acid ( TPA ), ethylene glycol ( EG ) and trace diethylene glycol ( DEG ).
解聚产物为对苯二甲酸 ( TPA ) 、乙二醇 ( EG ) 和少量的二甘醇 ( DEG ).
Polyurethane demulsifier for crude oil were prepared from polypropylene glycol, xylene, toluenediiso - cyanate in xylene solvent.
用聚丙二醇和甲苯二异氰酸酯为原料, 二甲苯为溶剂合成了聚氨酯型原油破乳剂(PPG).
Butyl cellosolve ( aka butyl glycol , ethylene glycol monobutyl ) is poisonous when swallowed and a lung - tissue irritant.
丁赛路苏 ( 如碱性丁二醇、乙二醇单丁醚 ):吞食有毒,对肺组织有刺激作用.
Butyl cellosolve aka butyl glycol, ethylene glycol is poisonous when swallowed and a lung - tissue irritant.
丁赛路苏(碱性丁二醇、二醇单丁醚)吞食有毒,对肺组织有刺激作用.
The research progress in catechol synthesis by dehydrogenation of 1, 2 cyclohehanediol were reviewed.
综述了1, 2环己二醇催化脱氢制取邻苯二酚的研究进展.
Butyraldehyde glycol acetal was synthesized from butyraldehyde and glycol by using iodine as catalyst.
以单质碘为催化剂,通过丁醛和乙二醇反应合成了丁醛乙二醇缩醛.
The catalysis of big pore strong acid resin for 1,4 - butanediol dehydration to tetrahydrofuran is investigated.
考察了大孔强酸性树脂对1,4 丁二醇脱水制四氢呋喃的催化作用.
The catalysis of big pore strong acid resin for 1, 4 - butanediol dehydration to tetrahydrofuran is investigated.
考察了大孔强酸性树脂对1, 4 丁二醇脱水制四氢呋喃的催化作用.
A new type gemini surfactant was synthesized from 1,4 - butanediol , maleic anhydride and 1 - octadecanol.
采用1,4- 丁二醇、马来酸酐及十八醇为主要原料,合成出一种双子表面活性剂1, 4- 丁二醇双琥珀酸十八醇双酯磺酸钠.
Choosing ethylene alcohol as antifreeze can meet requests of drilling work.
选择乙二醇作为钻井液的防冻剂可以满足勘探钻进工作的要求.
In the presence of ethanonitrile and glycol, anisole reacts with ammonium ceric nitrate to form o - nitroanisole.
在乙腈、聚乙二醇存在下, 用苯甲醚与硝酸铈铵反应合成了邻硝基苯甲醚.
With the compounding of polyether glycol and triol, the foam sealant can get good allround properties.
聚醚二醇和聚醚三醇复配使用, 可制得综合性能良好的单组分聚氨酯泡沫胶体系.
Polyhexamethylene adipate diol and Polyurethane aquocmulsion based on the polyester are prepared.
以己二酸、己二醇为原料合成聚己二酸己二醇酯二醇,并制备成聚氨酯水乳液.
In low temperature, reaction of ketone with sodium acetylide synthesized 1 - ethynyl - 2,3, 4,5 - tetramethyl - 2 - cyclopentene - 1 - ol; 1,2 - diphenyl - 2 - hydroxy - 3 - butine - 1 - one; 3,4 - diphenyl - 1,5 - hexadiine - 3,4 - diol and 3,4 - dipheny
报道了在低温条件下, 以邻二酮和α-环烯酮为原料与炔钠反应,合成了2,3, 4,5-四甲基-1-乙炔基-2-烯-环戊醇、1, 2 - 二苯基 -2 - 羟基 -3 - 丁炔 -1 - 酮、3, 4 - 二苯基 -1,5-己二炔-3,4 - 二醇和3,4 - 二苯基 -3 - 环戊烯 -1 -酮4种化合物.
Butyraldehyde 1,2 propanediol acetal was synthesized by using stannous chloride as catalyst.
以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.
Butyraldehyde 1,2 proparediol acetal was synthesized by using stannous chloride as catalyst.
以非质子酸氯化亚锡为催化剂,催化合成了丁醛-1,2-丙二醇缩醛.