This paper first reports the synthesis and applications in hydrolysis and etherification of a new polymer supported quaternary ammonium resin, which is an effective triphase catalyst.
本文首次报道一种新的高分子固载季铵树脂的合成及其在水解、成醚反应中的应用，此树脂是一种有效的三相催化剂。
This paper first reports the phenomenon that withered bamboo is ate by the wild training panda "Xiangxiang", and the inducement that causes the training panda eating the withered bamboo.
对首次发现的一只野化培训大熊猫“祥祥”采食半枯竹的现象及原因进行研究。
This paper reports the study and production and the performance of 60 PWC's which were the first module of L3 hadron calorimeter.
本文报导L 3强子量能器第一个模块60个正比室的研制和性能测试。
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