在知识经济的时代大背景下,为顺应时代潮流,企业纷纷进行了信息现代化建设,通过对信息资源的开发利用和管理,提高企业自身生产、运营等的效率,从而提高企业的竞争力,但是在享受信息化建设带来的丰硕成果时,信息安全问题也渐渐地暴露出来,成为政府和企业亟待解决的问题。本文重点阐述企业信息化建设、信息安全等相关概念,并利用安全系统工程理论分析了信息问题的来源,从技术和管理两个方面提出建设性意见。
为了提高校园春季野生草本地被植物应用的科学性,以清华校园的野生草本地被植物为调查对象,进行春季野生草本地被植物生物多样性的统计及群落分类研究.结果表明:清华校园春季
In eukaryotes, the Mre11-Rad50-Nbs1 (MRN) complex, which resides at the crossroads of DNA repair and checkpoint signaling, rapidly forms prominent foci at damag
Turmeric has long been used as a spice and food colouring agent in Asia. In the present investigation, the antimutagenic potential of curcumin was evaluated in
Pms1, a locus for photoperiod sensitive genic male sterility in rice, was identified and mapped to chromosome 7 in previous studies. Here we report an effort to
Goat ovaries were collected from the slaughterhouse and categorized as right, left, corpus luteum (CL)-present and -absent group and evaluated on the basis of w
基于卡托普利对牛血红蛋白模拟酶催化体系的抑制作用,建立了酶催化光度法测定卡托普利的新方法。研究了该抑制反应的最佳实验条件及动力学行为,测定的线性范围为6.23×10-8～1.
Rice blast, caused by the fungal pathogen Magnaporthe oryzae, is one of the most devastating crop diseases worldwide. The avirulence gene corresponding to rice
Nanoscale NiAl-NO3-LDHs with good crystallinity have been synthesized by a method, Separate Nucleation and Aging Steps (SNAS). An NiAl-NO3-LDHs/LDPE composite w
High MW chitosan (CS) solutions have already been proposed as vehicles for protein delivery. The aim of the present work is to investigate the potential utility