know better than的音标：...

ethane的音标：ethane的英式发音音标为：['i:θeɪn]ethane的美式发音音标为：['ɛθˌen]...

azimethane的音标：azimethane的英式发音音标为：[eɪzaɪ'mi:θeɪn]azimethane的美式发音音标为：[eɪzaɪ'miθeɪn]...

N - hydroxyethylpyrrolidone ( NHP ) was synthesized from � � - butyrolactone and ethanolamine on Y molecular sieve catalyst by two steps.以改性Y分子筛为催化剂,γ-丁内酯和乙醇胺为原料,采用γ - 丁内酯法两步合成N - 羟乙基吡咯烷酮 ( NHP ).Surface active propertie...

ethylchloralurethan的音标：ethylchloralurethan的英式发音音标为：[eθɪlklɔ:ræ'lu:reθæn]ethylchloralurethan的美式发音音标为：[eθɪlklɔræ'lureθæn]...

diphenylmethanes的音标：diphenylmethanes的英式发音音标为：[dɪfenɪl'meθeɪnz]diphenylmethanes的美式发音音标为：[dɪfenɪl'meθeɪnz]...

thanksgiving的复数形式为：thanksgivings...

denitromethane的音标：denitromethane的英式发音音标为：['denɪtrɒmi:θeɪn]denitromethane的美式发音音标为：['denɪtrɒmiθeɪn]...

乙二醇...

六苯乙烷...

二氯硝乙烷...

than的音标：than的英式发音音标为：[ðən]than的美式发音音标为：[ðən]...

methaniazide的音标：methaniazide的英式发音音标为：[mɪθæ'nɪætsaɪd]methaniazide的美式发音音标为：[mɪθæ'nɪætsaɪd]...

n.甲醇...

敌螨普...

rather than的音标：...

Thank God的音标：...

firsthand的音标：firsthand的英式发音音标为：['fɜ:st'hænd]firsthand的美式发音音标为：['fɜst'hænd]...

ethanenitrile的音标：ethanenitrile的英式发音音标为：[ɪθeɪ'nenɪtraɪl]ethanenitrile的美式发音音标为：[ɪθeɪ'nenɪtraɪl]...

The catalyst intragranular state for methanation system , which is a parallel reaction of equilibrium - restrained, was studied.以甲烷化体系为例, 研究了受平衡约束的平行反应的催化剂粒内状态.Presents the water washing of methanation catalyst used in a...

adv.只是，至多，只不过，无非...

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....

methanol的音标：methanol的英式发音音标为：['meθənɒl]methanol的美式发音音标为：['meθənɔl]...

[化] 二苯并[cd,jk]芘...

乙脲...

dichloromethane的音标：dichloromethane的英式发音音标为：[daɪklɔ:rə'meθeɪn]dichloromethane的美式发音音标为：[daɪklɔrə'meθeɪn]...

n.甲酰胺...

thank的现在进行时为：thanking...

不只是，很，超过，在…次以上...

methanator的音标：methanator的英式发音音标为：['meθəneɪtə]methanator的美式发音音标为：['meθəneɪtə]...