〔摘 要〕本文首先通过对辽宁省文检课的现状进行调研,分析其存在的问题,最后提出了文检课创新的具体方案,为文检课的改革创新提供线索和依据。 〔关键词〕文检课;现状;创新方案;辽宁省 〔中图分类号〕G642 〔文献标识码〕A 〔文章编号〕1008-0821(2009)11-0186-03 The Literature Retrieval Investigation in Liaoning Pr
Amorphous carbon nitride thin films were prepared by plasma-enhanced DC magnetron sputtering using twinned microwave electron cyclotron resonance plasma sources