地学论文字母书写和标示的一般规则

为准确地表达地学领域的各项科技含义,在地学论文的正文、表格和插图中,外文及汉语拼音字母使用得非常普遍。本文就地学论文字母正确书写和标示的一般规则,参照现颁国家标准及有关规范,分别按正、斜体,大、小写等四种情况,分列明细予以介绍。     

数理公式和外文字母的编排

科技期刊中数理公式非常多，外文字母出现频繁。许多作者对数理公式和外文字母的编排格式缺乏了解，造成稿件中数理公式和外文字母的编排混乱，给编辑工作带来了很大不便。本文的内容可供作者编者参考。     

Instructions for authors

正Research in Astronomy and Astrophysics publishes original research papers and reviews on all branches of astronomy and astrophysics.Reviews are by invitation only.Important new results that require rapid publication can be submitted as a Letter(Letters must be restricted in length to 6 printed pages).Authors who submit a paper are expected to be able to certify that the paper is original work,has not been published before and is not being considered for publication elsewhere.By submitting     

中国国土经济学会徽记解析

为英文单词China中第一个字母C的象形;:绿色代表生机;10个代表:国土资源的十大资源--土地、矿产、海洋、地下水、能源、生物(动物、植物)、     

Instructions for authors

Research in branches of that require to 6 printed Astronomy and Astrophysics publishes original research papers and reviews on all astronomy and astrophysics. Reviews are by invitation only. hnportant new results rapid publication can be submitted as a Letter （Letters must be restricted in length pages）.     

科技期刊外文字符的使用规范

在科技期刊尤其是非普及性的学术类和技术类期刊中,外文字母的使用是极其普遍的。外文字母有大小写、正斜体、黑白之分,使用中必须严格遵循一定的规则。若不注意区分,则会造成歧义、混乱,甚至严重的差错。1正体正体外文字母主要用于以下场合。(1)所有计量单位、词头和量纲符号。如,计量单位:kg(千克),A(安),mol(摩),rad(弧度);词头:Y(尧),M(兆),da(十),μ(微),f(飞),v(仄);量纲:L(长度),N(物质的量),J(发光强度)。(2)数学式中要求正体的字母。①有固定定义的函数,如:三角函数sin,cot;指数函数exp;对数函数lg,ln;双曲函数tanh(双曲正切),e…     

Instructions for authors

Research in branches of that require to 6 printed Astronomy and Astrophysics publishes original research papers and reviews on all astronomy and astrophysics. Reviews are by invitation only. Important new results rapid publication can be submitted as a Letter （Letters must be restricted in length pages）.