This paper introduces the role of bonsai in the cultivation of talents,analyzes the current situation and existing problems of bonsai teaching in local agricultural and forestry colleges and universities,and finally p...This paper introduces the role of bonsai in the cultivation of talents,analyzes the current situation and existing problems of bonsai teaching in local agricultural and forestry colleges and universities,and finally puts forward corresponding countermeasures,including increasing the proportion of bonsai in professional courses,strengthening the introduction and training of high-quality teachers,improving the teaching model that combines theory and practice,and increasing and perfecting practice and training base of bonsai teaching.展开更多
基于格上SIS(Short Integral Solution)问题的困难性假设,在盆景树模型下,利用盆景树签名构造了一个格上的环签名。环签名的安全性是基于格上SIS问题的困难性。方案实现了签名者身份的完全匿名性,在标准模型下(无随机预言机)证明环签名...基于格上SIS(Short Integral Solution)问题的困难性假设,在盆景树模型下,利用盆景树签名构造了一个格上的环签名。环签名的安全性是基于格上SIS问题的困难性。方案实现了签名者身份的完全匿名性,在标准模型下(无随机预言机)证明环签名方案满足存在性不可伪造。展开更多
文摘This paper introduces the role of bonsai in the cultivation of talents,analyzes the current situation and existing problems of bonsai teaching in local agricultural and forestry colleges and universities,and finally puts forward corresponding countermeasures,including increasing the proportion of bonsai in professional courses,strengthening the introduction and training of high-quality teachers,improving the teaching model that combines theory and practice,and increasing and perfecting practice and training base of bonsai teaching.
