obta中文什么意思
例句与用法
- Fifth , implement strategic human resource management . with the increasing economic competitions and globalization , human resource has become the main resource of obta
首先介绍了战略性人力资源管理的职能、然后论述了如何向战略性人力资源管理转型和进行文化整合，最后指出了进行战略性人力资源管理是我国企业的必然选择。 - Abstract : to let readers and authors of periodical “ acta automati on sinica ” know its current situation , statistic analysis about the papers publis hed in the periodical from 1987 to 1996 is made using literature metrological me thod . some results such as the regions of papers and their authors , average number of authors per paper , active author groups and variation of new authors are obta ined . some comments about these statistic results are also given
文摘:为使关心《自动化学报》发展的读者与撰文作者了解该学报的现状，该文用文献计量学的原理与方法，对《自动化学报》 1987 - 1996年10年间所发表论文及其作者进行了统计分析，从而得出了论文和作者的地区及所属系统分布、篇均作者数、活跃作者群及作者增量等结果，并针对统计结果谈了几点看法 - Now it has been one of the most important aquatic products in the freshwater cultivation . however , this prawn ca n ' t survive at a water temperature lower than 14c , which has seriously limited its cultivation expanding . in order to obta in a new breed of this prawn with increased cold - resistance , we investigated the cloning of a synthetic gene ( sbwafp ) based on the primary sequence of the mature spruce budworm ( choristoneura fumiferana ) antifreeze protein ( sbwafp ) and the integration of sbwafp into the embryo genomes of giant freshwater prawn by spermatophore - microinjection ( smi ) , a sperm - mediated gene transfer technique
本研究的特色和创新之处在于，针对罗氏沼虾不耐低温，但体型相对较大，精荚明显的特点，首次将目前已知具有最强抗冻活性的云杉卷叶蛾( sprucebudworm ， choristoneurafumiferana )抗冻蛋白( sbwafp )基因( sbwafp ) ，通过精子介导的转基因技术整合到罗氏沼虾的胚胎中，以期培育出耐低温的罗氏沼虾新品系。 - Abstract : in this paper chaos theory is used to study the predict ion methods of crack in concrete gravity dams . the equations of dynamics for crac k evolution are founded . with the reconstruction in phase space , the formulas of r elative dimension d2 , representing the dynamic characteristics of crack , are obta ined
文摘:在探讨用混沌与分形理论研究混凝土大坝裂缝演变机理的基础上，建立了裂缝演变的动力学方程组，通过相空间重构，得出显示裂缝动态特性的关联维数d2的表达式
