There were distinguishing disfigurements on the suspect's back.那位嫌疑人的背上有明显的损伤.At last some common disfigurements in fine - blanking work pieces were summarized, and some resolvent to them.最后总结了精冲中常见的质量缺陷, 以及解决的方法....
The kinetics and mechanism of exciplex formation of 9,10 - dicyanoanthracene ( DCA ) by acenaphthenone ( ANO ) have been studied.研究了苊酮 ( ANO ) 对9,10-二氰蒽 ( DCA ) 的荧光猝灭与激基络合物形成的动力学与机理....
我知道那根本没什么大不了的,所以有些无动于衷。I know it's nothing serious and I feel quite unemotional about it.因为正在使用很多昂贵的设备,所以我非常紧张。I get very nervous because I'm using a lot of expensive equipment.我一无所成,所以他们瞧不起我。I wasn't succ...
We delved through a sackful of letters to draw the winning name.我们把手探进一袋信件中抽取获奖者。We delved through a sackful of letters to draw the winning name...我们把手探进一袋信件中抽取获奖者。Letters and cards of support have been pouring in by the...