Lead zirconate titanium solid-solution (PZT) thin films with various thickness are synthesized on titanium substrates by repeated hydrothermal treatments.Young
The chromosome specimens of Epinephelus malabaricus (Bloch & Schneider, 1801) are obtained from metaphase of kindney cell by vivi-injection of PHA and culture o
Using the forearm test, the prickle of 26 commercially available light-weight worsted woven wool fabrics and 7 other fiber fabrics were studied under (24±1)℃
Manual monitoring and seam tracking through watching weld pool images in real-time, by naked eyes or by industrial TV, are experience-depended, subjective, labo
简述汉语文本电脑校对的产生与发展,以及校对工作的一般过程与方法。分别从校对的主体和客体、判别依据、工作方式及校对结果等方面对人工校对和电脑校对的特点进行分析。结
An increased of H- ion beam current whenever argon gas is added has been observed.The physics behind argon effect is that in the production of more H atoms, a p
随着知识经济时代的到来,知识资本日益成为推动社会发展的重要因素,成为人类最可宝贵的资源,而那些可控性更强、风险更小的固定知本则时于知识型企业的知本运营更具突出的意义.开展对知识型企业固定知本增值模型初步探讨,在分析了知本概念及其构成、分类的基础上,提出了固定知本的概念,指出了其构成以及对知识型企业的重要意义;讨论知本定位系统的构建,提出了量增值与质增值的概念,进而提出了固定知本量质交替增值模型,指出随着模型作用的延续,企业的固定知本将以量增值与质增值交替进行的方式不断在数量与质量上获得发展.同时,也指出企
The giant magnetoimpedance(GMI)effect in Fe89Zr7-xHfxB4(x=0.5or 1.0)ribbon annealed at different temperatures was investigated.The results show that some additi
我国高等院校至今尚未设置医学编辑学专业。依靠“无师自通”、“自学成才”以及传统的师带徒等方式培养医学编辑的问题,早已引起了社会各界,特别是医药卫生界和医学编辑界的