diisocyanate是什么意思

Hexamethylene diisocyanate ( HMDI ) may be used in prepolymer, in place of TDI.六亚甲基二异氰酸酯 ( HMDI ) 可用在预聚物中代替甲苯二异氰酸酯〔TDI〕.Polyurethane elastomers based on glycols ( PEA, PPG PTMG ) , diisocyanate ( TDI ) and chain extender...

diisocyanate的音标：diisocyanate的英式发音音标为：[daɪaɪsə'saɪəneɪt]diisocyanate的美式发音音标为：[daɪaɪsə'saɪəneɪt]...

Polyurethane elastomers based on glycols ( PEA, PPG PTMG ) , diisocyanate ( TDI ) and chain extender ( E - 300 ) were prepared.以多元醇 ( PEA, PPG,PTMG ),PDI, E300为原料,制备了 PU 弹性体.Polyether - type isocyanate prepolymers are pr...

diversify的现在进行时为：diversifying...

根据哈雷尔先生的体系，每个企业必须赋予每份工作一定的价值。Under Mr. Harel's system, each business must assign a value to each job....

metakliny的音标：metakliny的英式发音音标为：['metəklɪnɪ]metakliny的美式发音音标为：['metəklɪnɪ]...

Ah Duo bit his lips to keep from laughing aloud.阿多咬住了嘴唇暗笑.the comedy duo Laurel and Hardy劳莱和哈代这对喜剧搭档The duo cut rectangular holes in balsa wood and covered them with glass microscope slides.两人在轻质木材上剜出一些长方形的洞,然后在洞口盖上显微镜玻片...

Her taste in fiction was for chunky historical romances.她喜欢的小说是大部头的历史言情故事。The soprano was a chunky girl from California.女高音歌手是个来自加利福尼亚的壮硕姑娘。a chunky gold bracelet沉甸甸的金手镯...

比廷...

precede的第三人称单数（三单）为：precedes...

asexual的音标：asexual的英式发音音标为：[ˌeɪ'sekʃuəl]asexual的美式发音音标为：[e'sɛkʃuəl]...

doorstep的一般过去时为：doorstepped...

coke的音标：coke的英式发音音标为：[kəʊk]coke的美式发音音标为：[koʊk]...

n.飞鱼导弹（反舰飞弹的一种）...

流入湖中的泉水和河水携带了溶于水的硝酸盐和磷酸盐。Springs and rivers that drain into lakes carry dissolved nitrates and phosphates.硝酸盐是水和土壤中自然存在的化学物质。Nitrates are chemicals that occur naturally in water and the soil.硝酸盐由土壤渗入江河。Nitrates leach fro...

“粉尘病”的英语可以翻译为：[医] coniosis，koniosis ...

“物化”的拼音为：wù huà...

imagination的音标：imagination的英式发音音标为：[ɪˌmædʒɪ'neɪʃn]imagination的美式发音音标为：[ɪˌmædʒə'neʃən]...