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....

n.（昆虫）双翅目...

In regard to animals, Diphyodont evolved into Reptilia, which evolved into mammals.动物是由两栖进化为爬虫, 再进化为哺乳类....

n.双球菌素...

二聚体，二聚物...

二苯乙腈...

a two-year diploma course二年制的文凭课程The course leads to a diploma in psychiatric nursing.读完这门课程可以获得精神病护理文凭.She worked hard to earn her music diploma.她刻苦用功,以求获得音乐学位证书....

二羟基联苯...

二苯甲烷类...

n.复听（指用同一音频刺激时两耳的音调感受能力有差别）...

Diphyl的音标：...

adipiodone的音标：adipiodone的英式发音音标为：[ædɪ'paɪədən]adipiodone的美式发音音标为：[ædɪ'paɪədən]...

渴感减退...

n.二倍性...

dipolar的音标：dipolar的英式发音音标为：['daɪpəʊlə]dipolar的美式发音音标为：['daɪˌpoʊlə]...

felodipine的音标：felodipine的英式发音音标为：[fe'ləʊdɪpɪn]felodipine的美式发音音标为：[fe'loʊdɪpɪn]...

浏览，（使）浸入（某容器），动用，把…浸入…中...

Diplomonadida的音标：...

n.复音，双音...

diphenylsemicarbazide的音标：diphenylsemicarbazide的英式发音音标为：[dɪfenɪlsemɪ'kɑ:beɪzɪd]diphenylsemicarbazide的美式发音音标为：[dɪfenɪlsemɪ'kɑbeɪzɪd]...

dipleg的音标：dipleg的英式发音音标为：['dɪpleg]dipleg的美式发音音标为：['dɪpleg]...

亚氨二磷酸盐...

diplomatic的音标：diplomatic的英式发音音标为：[ˌdɪplə'mætɪk]diplomatic的美式发音音标为：[ˌdɪplə'mætɪk]...

病理性烦渴...

Aspartame : Synthetic organic compound ( a dipeptide ) of phenylalanine and aspartic acid.天门冬氨醯苯丙氨酸甲酯:由苯丙氨酸和天门冬氨酸合成的有机化合物....

diplegia的音标：diplegia的英式发音音标为：[daɪ'pli:dʒɪə]diplegia的美式发音音标为：[daɪ'plidʒɪr]...

diplococcin的音标：diplococcin的英式发音音标为：[dɪpləʊ'kɒksɪn]diplococcin的美式发音音标为：[dɪploʊ'kɒksɪn]...

n.节饮疗法，限饮疗法...

n.苯乙哌啶，氰苯哌酯，氰苯哌酸乙酯（一种止泻药）...

n.双二倍体核...