本文应用三乙胺催化聚合丙炔醇.The polymerization of propargyl alcohol catalyzed by triethylamine was carried out for the first time.本文首次应用三苯膦引发丙炔醇光聚合,制得黄色粉末状、具有共轭双键结构的聚丙炔醇.The photopolymerization of propargyl alcohol inpresence of trip...
The analogy between Auschwitz and Oak Ridge seems forced.奥斯威辛和橡树岭之间的相似之处似乎是牵强附会的.I had thought we might travel as far as Oak Valley, but we only managed the first lap of the journey.我原以为我们最远能到达橡树谷，结果只走完了第一段路程。...a giant ...