After some initial problems, acetone was successfully produced in quantity.解决了最初的一些问题之后，终于成功地制造出了大量丙酮。One might expect azomethane to have a Y structure similar to that of acetone ( CH 3 ) 2 CO.可以预期偶氮甲烷分子具有和丙酮 ( CH3 ) 2CO...
As the rubber droplets lose the acetone solvent, they become tacky and agglomerate.当橡胶滴失去丙酮溶液后, 变成粘的,聚集态的.After some initial problems, acetone was successfully produced in quantity...解决了最初的一些问题之后，终于成功地制造出了大量丙酮。Outlined s...
别克君越一直走在梦想的前面,你 呢 ?We are always chasing dreams one after another , why not let dreams follow us?而现在这个重任,在别克旗下,已经转到了君越头上.Now the task at Buick , the LaCrosse has been transferred to the head.君威比君越更小一点, 讲究一些运动.The Regal c...
军队仍然是男人占据的最后堡垒之一。The army is still one of the last male bastions.考古学家判定这个堡垒建于罗马皇帝安东尼·庇护统治时期。Archaeologists have dated the fort to the reign of Emperor Antoninus Pius.大男子主义的堡垒a bastion of male privilege...
华南雨蛙Hylasimplex-新亚种 ( 两栖纲: 雨蛙科 )A NEW SUBSPECIES OF HYLA SIMPLEX BOETTGER FROM CHINA ( AMPHIBIA: HYLIDAE )将它们放进四月五月, 这些池塘里鸣叫的雨蛙, 轻快的微风.Put in April and May, the hylas croaking in the ponds, the elastic air....