【摘 要】
：
日前,山东聊城“东阿黄河鲤鱼”饲养基地的工作人员忙着将“东阿黄河鲤鱼”订上防伪商标,装入带水密封氧气瓶,发往全国各地,供应春节市场。近年来,山东省聊城市东阿县充分发
论文部分内容阅读
日前,山东聊城“东阿黄河鲤鱼”饲养基地的工作人员忙着将“东阿黄河鲤鱼”订上防伪商标,装入带水密封氧气瓶,发往全国各地,供应春节市场。近年来,山东省聊城市东阿县充分发挥黄河地理环境水土优势与阿胶水优势,引用黄河流域鲤鱼自然原种与国家黄河鲤鱼良种场优质鲤鱼品种,通过优选、杂交、人工繁育饲养等环节培育
A few days ago, Shandong Liaocheng “East A Yellow River carp ” feeding base staff are busy “East A Yellow River carp ” set on the anti-counterfeit trademark, with water sealed oxygen bottles, sent to all parts of the country, the Spring Festival market supply. In recent years, Dong’An County, Liaocheng City, Shandong Province, gave full play to the advantages of water and soil and gelatin of the Yellow River geographical environment, and cites the natural carps of the Yellow River and the carp varieties of the Yellow River carp seed market in Zhejiang Province through breeding, selection and artificial breeding
其他文献
CARR堆本体中设计有各类实验孔道(水平孔道和垂直孔道),以满足燃料元件和结构材料的辐照考验、各种放射性同位素辐照生产、单晶硅中子掺杂、中子物理实验研究、中子活化分析
The microwave absorption efficiency, which is relevant to magnet field and its distribution, is a major parameter of the microwave ion source (MWIS) for the in
文章将中国民航飞行学院作为重要研究对象,阐述了学院内部学生体质调查的相关内容,掌握教学过程中强化体育锻炼的效果,为体育教学方法的改善提供有价值的参考依据.
本文从五个方面论述了在小学数学课堂教学中,如何吸引学生的注意力,提高课堂教学效率.培养学生热爱学习数学的兴趣;采用故事、游戏、比赛等方式吸引学生注意力;采用激励的方
我国居民每死亡5人中,即有1人死于癌症。近年来,随着环境的变化,人们生活方式的改变和生活压力的增加,我国癌症的发病年龄提前了15～20年,35～55岁发病群体比率趋于上升[1]。不仅
A set of point spread functions (PSF) has been obtained by means of Monte-Carlo simulation for a small gamma camera with a pinhole collimator of various hole d
师者,传道授业解惑也,韩愈在慨括教师的职责时,把传道放在授业之前,意在突出传道是师者的首要任务.师德的最高境界是“爱满天下”.在如今经济全球化、文化多元化、社会信息化
专业建设有助于民办高校形成自身的核心竞争力,其重要性和紧迫性已日渐成为共识,据此,构筑什么样的理念、建设什么样的专业、形成什么样的机制、营造什么样的氛围、进而铸就
The understanding of mechanisms of damage evolution in silicon carbide bombarded with energetic helium ions is important for the use of this material in future
The Shanghai Synchrotron Radiation Facility (SSRF) is a proposed 3rd generation light source with 3.5 GeV in energy. It is composed of 20 DBA celis resulting i