四川葱属一新种及其核型

本文分析了该新种的核型，其核型公式为K(2n)＝2x＝16=14m+2st(2SAT)，具一对居间随体，有时该居间随体不明显。核型的不对称性为2A型。     

小学低年级写作教学有感

正小学阶段的作文要求学生不拘形式,真实表达自己的所见所闻,并且愿意与他人分享写作的快乐与收获,即"我手写我心,我口述我意"。作为小学低年级的语文教师,我们在作文的教学中应该从什么方面着手呢?以下是我在作文教学中的一点感受。一、培养学生写的兴趣爱因斯坦曾说过:"兴趣是最好的老师。"学生只有有了兴趣,才能做到注意力集中,积极思维。练习习作也是一样。学生如果有了习     

常规综自站数字化改造的可能性

作者介绍了西地变电站110kV变电站数字化改造后的特点,通过数字站和常规站在技术和经济方面的比较,说明了数字站在安全性、可靠性、测量精度、抗干扰性能等方面的优势,同时阐述了今后数字化变电站技术扩展的方向.     

小学低年级写作教学有感

小学阶段的作文要求学生不拘形式,真实表达自己的所见所闻,并且愿意与他人分享写作的快乐与收获,即“我手写我心,我口述我意”。作为小学低年级的语文教师,我们在作文的教学中应该从什么方面着手呢？以下是我在作文教学中的一点感受。一、培养学生写的兴趣 爱因斯坦曾说过：“兴趣是最好的老师。”学生只有有了兴趣,才能做到注意力集中,积极思维。练习习作也是一样。     

Psychological Analysis of the Gender Differences to English Autonomous Learning in Secondary Vocational Schools

This thesis makes a hypothesis there exist gender differences in autonomous learning after make a review of related researches in and abroad.The writer uses questionnaire to make an investigation of students in Rizhao Economics and Trade School.The research re sults show that males and females do have differences in setting up self-learning objectives,making learning plans,state of learning,taking notes in class,participating in class discussions and so on.At last,the writer points out the limitations of this research and give suggestions for future research.     

On The Cultural Connotations and Translation of Idioms

Idioms are the essence of language. They have been developed and refined by human beings through their social experience and unique perspectives towards life and value. They carry abundant cultural connotations after thousands of years’ accumulation.