diol什么意思？

No clear spherulitic morphology was observed in polarizing optical micrograph of PHB - diol.在PHB-diol的偏光显微镜照片中观察不到明显的球晶形态.The water - borne polyurethane was based on polyester diol and toluene diisocyanate etc.以聚酯多元醇、甲苯二...

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 ).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...

diol的音标：diol的英式发音音标为：['dɑɪəʊl]diol的美式发音音标为：['dɑɪoʊl]...

v.把…置于（令人不快的境地）( consign的现在分词 )，把…托付给，把…托人代售，丟弃...

Can you get a bellboy to retrieve my bags from my room?能不能请你派一位行李员到我房间取行李?Chandler exacted the flat two dollars daily from each bellboy.钱德勒每天从每个侍者身上榨取足足两块钱.Her own footsteps and the bellboy's were muffled in the car...

他是研究中国古代天文学文献的专家.He was an expert on ancient Chinese astronomical literature.这份文献显示出对宿命论的某些矛盾观点.The document expressed some ambivalence over the doctrine of predestination.这份文献的年份是775年.The document is dated 775....

chapeau的复数形式为：chapeaux...

Introduced in the paper is a newly developed centring - roll system used on rotary pipe mill.介绍了一种用于斜轧钢管生产的新式定心辊装置.He carefully earthed up the roots of the newly - planted tree.他仔细地在新栽的树的根部培上土.His newly published novel w...

He have hoarse and have lost his voice at whiles.他声音嘶哑,有时失声.In practice, error at whiles sll the time seems unavoidable.在实践中, 差错有时似乎总是不可避免的.He curled them between his palms at whiles and swallowed them softly.他不时她用双掌把它搓成...

古诗人形容泰山,说“泰山岩岩”, 注解人告诉你:岩岩, 积石貌.的确这样, 山顶越发给你这种感觉.They were shaped like lotus petals , elephant heads , old men , recumbent tigers , hump - backed bridges, pillars.矽质岩包括燧石和沈积石英岩,呈薄层状产出,沈积石英岩具鲕状、砾状结构.The thin bedded silice...

disallow的第三人称单数（三单）为：disallows...

电热器散发出热量.The electric heater radiated warmth.电热器用电太费.An electric heater consumes too much electricity.电热器使其电能转变为热能.Electric heaters have their electric energy transformed into heat....

We have had ascendancy over the enemy in the battle.在战斗中我们已占有优势.Although geographically linked, the two provinces have long fought for political ascendancy.尽管在地理上彼此依存，两省却长期为获取政治支配权你争我夺。Although geographically linked, the...

“领唱”的英语可以翻译为：lead a chorus，leading singer ...

benzylphenol的音标：benzylphenol的英式发音音标为：['benzɪlfɪnɒl]benzylphenol的美式发音音标为：['benzɪlfɪnɒl]...

“柜橱”的英语可以翻译为：cupboard，showcase ...

envelops的音标：envelops的英式发音音标为：[en'veləps]envelops的美式发音音标为：[en'veləps]...

n.喜马拉雅雪松...