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A kind of polyetherester polyurethane was synthesized by polyetherester polyol, 4 , 4� � - diphenylmethane diisocyanate and 1, 4 - dihydroxybutane.是什么意思?
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.
相关词汇
kind
of
was
synthesized
by
diphenylmethane
diisocyanate
and
kind
n. 〈古〉方式,方法,本质,天性,同类,某类;adj. 仁慈的,体贴的,友善的,好心的,温和,宽宏大量的;
of
prep. 关于,属于…的,由…制成;aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
was
v. 用来表示某人或某物即主语本身,用来表示某人或某物属于某一群体或有某种性质( be的过去式 ),在,存在,不受干扰;
synthesized
--
by
prep. 在…旁边,表示方式,由于,经过;adv. 经过,表示保留或保存时用,短暂拜访;
diphenylmethane
n. 二苯基甲烷;
diisocyanate
n. 二异氰酸盐(酯);
and
conj. 和,与,而且,于是,然后,因此;
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿,听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘,一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时,可以向商业票据的背书人要求支付的权力。
相关例句
Dimethoxymethane possesses higher quantity of oxygen, higher ratio of hydrogen to carbon and lower flash point.
甲缩醛含氧量大 、 氢碳比高、闪点低,加入柴油中能够提高其十六烷值.
Her feet are diminutive.
她的脚长得很小.
That's a dimple in her cheek.
她的脸庞上有个笑窝.
An improved method for the synthesis of 3,7 - dinitro - 1,3 , 5,7 - tetraazabicyclo [ 3.3.1 ] nonane ( 3, DPT ) from 1 was proposed.
改进了由亚甲基二硝胺合成3,7 - 二硝基 - 1,3, 5, 7-四氮杂 [ 3.3.1 ] 壬烷 ( DPT ) 的方法.
His mind seemed as passive as a spectator at a diorama.
他的心似乎象一位旁观者那样消极地看着一幅透视画.
Drilling will continue on the site to assess the dimensions of the new oilfield.
该处的钻探工作将继续下去,以便估测新油田的面积。
D - dimer; lower extremity deep venous thrombosis; thrombolytic therapy; urokinase.
D - 二聚体; 下肢深静脉血栓形成; 溶栓治疗; 尿激酶.
A method was developed for the determination of diphacinone ammonium salt by HPLC.
采用高效液相色谱法测定双氯敌鼠铵盐的含量.
The unskilled section of the working class was diminishing as a proportion of the workforce.
劳动力中非熟练工人的人数正在减少.
He succeeded by dint of hard work.
他靠苦干获得成功.
NO dimorphic sex chromosomes were observed in either sexof the three species examined.
三种水龟的雌雄个体间均未见有异型的性染色体.
The new diner needs another short - order cook.
新来的客人又要了一份快餐.
The song of the oyster, though not silenced , was diminuendo con amore.
牡蛎之歌虽未沉寂, 但已渐唱渐弱.
Watch your fingers as you dip into the pot.
把手伸进锅里时当心你的手指头。
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热门汉译英
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最新汉译英
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凝血酶