The reactivity of wheat straw soda lignin ( WSSL ) can be improved by demethylation modification.麦草 碱木素在碱催化下经脱甲基改性可提高其反应活性.Benzbromarone was synthesized from salicylaldehyde by condensation with chloroacetone, reduction,...

n.生物防御...

N, N - diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.以苯胺和溴乙烷为原料,用四乙基氢氧化铵作相转移催化剂,在常压下合成N, N二乙基苯胺....

[医] 过敏毒素中毒，过敏性中毒...

ethylamine的音标：ethylamine的英式发音音标为：['eθələˌmi:n]ethylamine的美式发音音标为：['eθələˌmin]...

adj.乙基化了的v.使引入乙基类( ethylate的过去式和过去分词 )...

anaphylactia的音标：anaphylactia的英式发音音标为：[ənəfɪ'læktɪə]anaphylactia的美式发音音标为：[ənəfɪ'læktɪr]...

dimethylarsine的音标：dimethylarsine的英式发音音标为：[daɪmeθɪ'lɑ:si:ni:]dimethylarsine的美式发音音标为：[daɪmeθɪ'lɑsini]...

leukoprophylaxis的音标：leukoprophylaxis的英式发音音标为：[lju:kəʊprɒfɪ'læksɪs]leukoprophylaxis的美式发音音标为：[ljukoʊprɒfɪ'læksɪs]...

anaphylactoid的音标：anaphylactoid的英式发音音标为：[ənəfɪlæk'tɔɪd]anaphylactoid的美式发音音标为：[ənəfɪlæk'tɔɪd]...

二乙基乙腈...

n.甲基化酶...

methylaniline的音标：methylaniline的英式发音音标为：['meθɪlənɪli:n]methylaniline的美式发音音标为：['meθɪlənɪlin]...

真短螨属...

Objective To observe the safety of diclofenac diethylamine salt gel after external use.目的观察双氯芬酸二乙胺盐凝胶经皮用药的安全性.The aminolignin flocculant was prepared based on calcium lignosulfonate, diethylamine and epichlorohydrin by a...

dimethylaniline的音标：dimethylaniline的英式发音音标为：[daɪˌmeθɪl'ænɪlɪn]dimethylaniline的美式发音音标为：[daɪˌmeθəl'ænəlɪn]...

乙酰胂胺二乙胺盐...

n.二甲基苯胺...

Eubrachylaelaps的音标：...

二甲蓝...

皮肤病预防...

n.羟乙基化作用...

hydronaphthylamine的音标：hydronaphthylamine的英式发音音标为：[haɪdrəʊnæfθɪ'læmaɪn]hydronaphthylamine的美式发音音标为：[haɪdroʊnæfθɪ'læmaɪn]...

methylacetopyranone的音标：methylacetopyranone的英式发音音标为：[meθɪleɪstə'paɪərənɒn]methylacetopyranone的美式发音音标为：[meθɪleɪstə'paɪərənɒn]...

[医] 过敏原...

Recent studies suggested that erythromycin may be effective in prophylaxis against pertussis in exposed, susceptible persons.最近的研究提示,红霉素对暴露于百日咳的易感者,在预防上有效.GVHD prophylaxis regimen consisted of cyclosporine ( CsA ) and my...

anaphylatoxin的音标：anaphylatoxin的英式发音音标为：[ənəfɪleɪ'tɒksɪn]anaphylatoxin的美式发音音标为：[ənəfɪleɪ'tɒksɪn]...

dermatophylaxis的音标：dermatophylaxis的英式发音音标为：[dɜ:mətəfɪ'læksɪs]dermatophylaxis的美式发音音标为：[dɜmətəfɪ'læksɪs]...

羟乙胺...

halomethylation的音标：halomethylation的英式发音音标为：[hæləʊmeθɪ'leɪʃən]halomethylation的美式发音音标为：[hæloʊmeθɪ'leɪʃən]...