论文部分内容阅读
喷射混凝土及锚杆支护在大庙铁矿的应用
【出 处】
:
承钢技术
【发表日期】
:
1993年3期
其他文献
资产负债比例管理作为国际银行业的一种科学、有效的管理手段,被引入我国银行业已达十年。综观我国各商业银行实施资产负债比例管理,各行、各地存在相当大的差异。本文就资产
一、国有商业银行集约经营的含义集约经营,原先是西方农业经济学上的概念,是与粗放经营相对而言的,指在一定的土地面积上,集中投放较多的生产资料和劳动力,采用新的科学技术
当前银企关系的困扰制约着企业向现代化企业制度迈进,同时也使国有商业银行的经营管理和商业化转轨困难重重。 一、银企关系不佳的分析及认识 1.企业资金占用不合理,造成企
Effects of Lanthanum on Bone Resorbing Activity of Rabbit Mature Osteoclasts Co-Cultured with Osteob
The effects of lanthanum (Ⅲ) on the bone resorbing activity of rabbit mature osteoclasts (OCs) in the presence of osteoblasts (OBs) were studied in vitro by me
La0.8Sr0.2Co1-yFeyO3-δ (y=0.2, 0.4, 0.6, 0.8) powders were synthesized by ethylenediamine tetraacetic acid (EDTA) complexing sol-gel process. The powders were
Properties of La2O3-Doped PNSZT Piezoelectric Ceramics Having Tetragonal and Rhombohedral Coexistent
The relationship between composition and the electric mechanical properties for La2O3-doped lead niobium stibium zirconate titanate(La2O3-doped PNSZT) piezoelec