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The present paper introduced Arabic mathematician As-samawal and his algebra book the Al-Bahir.
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摘要系统介绍12世纪阿拉伯著名数学家萨玛尔的代数论著《算术珍本》。 |
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The present paper is according to the author in the practice teaching process to the junior middle school freshman class two classes students English study interest present situation investigation, as well as in proposed to the partial students English st
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本论文是根据笔者在教育实习过程中对初中一年级两个班学生英语学习兴趣的现状调查,以及在对部分学生英语学习兴趣不高原因的分析的基础上提出了培养学生英语学习兴趣的一些方法,以此来加强对学生学习英语的兴趣的培养。 |
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The present paper makes an analysis of the character, the function, the cause and the phonetic characteristics of light tones.
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摘要对轻声的性质、轻声的功能、轻声的原因及轻声的语音特征进行了分析。 |
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The present paper presents a commutativity theorem of rings with identity.
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摘要给出有单位元的环的一个交换性定理。 |
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The present paper presents the chain recurrent set with the expansive homeomorphism and shadowing properties and this connection for the mistake in literature [1] and its proof.
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摘要给出具有跟踪性可扩同胚的链回归集的几个性质,指出以往文献中证明链回归集无环性时的错误之处,并给出严格的证明。 |
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The present paper probes into three of these dimensions, namely, the enterprise-manufacturer, industry-trade and region-zone dimensions, arguing that spatial agglomeration is characterized by business growth and spatial expansion on the first dimension, w
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文章从企业-厂商、产业-行业和区域-地带三个尺度研究了经济活动空间集聚,认为在企业-厂商尺度上,空间集聚特点是企业增长和空间扩张,作用机理是内部规模经济和内部范围经济;在产业-行业尺度上,空间集聚特点是企业的空间邻近性,作用机理是外部规模经济和外部范围经济;在区域-地带尺度上,空间集聚特点是产业的区域复合,作用机理是区域外部规模经济。 |
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The present paper proves P conjecture and the cabling conjecture partly for tunnel number on knots. And also gives a necessary condition of the cable knot having tunnel number one.
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针对洞数为1的纽结证明性质P猜想,部分证明缆式猜想;并给出缆式纽结的洞数为1的一个必要条件. |
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The present paper provides a class of quasilinear pseudohyperbolic equation of the existence of classical solutions of the first boundary value problem under some suitable structure conditions.
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摘要在一定条件下,证明一类拟线性伪双曲方程的第一初边值问题古典解的存在性。 |
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The present paper puts forward a new technique for stabilizing spectrum by rewriting spectral data document with computer software, which, based on gamma-ray holospectral survey and getting rid of radiorctive nuclide source, can remedy the defects existen
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摘要本文提出了一处基于γ射线全谱测量,摒弃放射性核素源,采用计算机软件重写谱数据文件进行稳谱的新技术,以弥补硬件稳谱技术的不足,并使稳谱效果更好。 |
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The present paper reviewed the research progress on in vivo inducing for kidney and stem cells therapy for renal diseases.
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拟就肾的体外诱导发育和肾疾病干细胞治疗的研究进展作一综述。 |
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The present paper reviews the construction and constitutes of pollen tube wall, the migration of generative cell and vegetative nucleus, as well as the movements of organelles and secretory vesicles in pollen tubes.
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本文就细胞壁的结构及组成,生殖细胞和营养核的移位,细胞器以及分泌小泡的运动等方面作了较全面论述。 |