Three novel Schiff bases were synthesized using the reaction of 4 - aminoatipyrine with 3 - formylchromone, cinnamaldehyde and anisaldehyde.用 4- 氨基安替比林与 3- 甲酰基色酮 、 肉桂醛、茴香醛反应分别合成了3种新的席夫碱化合物....
What do you mean by anneal?你说的退火是什么意思?The puller also applied growing and vacuum anneal of laser crystal.该设备也适用于多种激光晶体的生长和激光晶体的真空退火.Firstly, equiaxed microstructure could be produced by treatments including hot compressi...
There was constant jeering and interruption from the floor.议员席上不断有人在嘲讽和打岔.Hecklers interrupted her speech with jeering.捣乱分子以嘲笑打断了她的讲话.He interrupted my speech with jeering.他以嘲笑打断了我的讲话....
有志之士将会共同为实现这些目标而努力。There are many who will work hard to achieve these goals.我认为取得成功唯一的共同要素是勤奋。I think the only common denominator of success is hard work.离婚上诉方和被告方共同抚养子女。Both the petitioner and respondent provide for the...