primary material

On the Results of Experimental Teaching Material Used in the Primary School's Mathematics Course Published by People's Education Publishing House

人教版小学数学课标实验教材使用效果研究

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Paper pulp is primary material of the insulating carboard, few people are doing research on it.

纸浆是制造绝缘纸板的原材料, 国内外对它研究较少.

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Red Square Vodka's primary material is using good quality potatoes, using repetitive distillation process and double filtration method to produce the purest and finest high quality liquor of its kind.

红方伏特加是以马铃薯为原料，用重复蒸馏，精炼过滤的方法，除去酒精中所含毒素和其他异物的一种纯净的高酒精浓度的饮料。

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The secondary coil reflect to the primary magnetic field through the ferromagnetic material differ because of different initial permeability of the material. According to the phenomena, we can identify the ferromagnetic material grade and sort it.

根据铁磁性材料磁导率的不同，初级磁化线圈通过铁磁性材料耦合到次级线圈的信号就不同的现象，就可以进行钢级识别和材质分选。

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This article has discussed the university teaching material primary business scope, the teaching material management information system frame and the structure and the teaching material management system management system trend of development.

探讨了高校教材管理的主要业务范围、教材管理信息系统的框架和结构及教材管理系统的发展趋势。

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Through the analysis of different versions of the compulsory teaching material, in-depth analysis of Chinese primary school compulsory education in natural resources education necessity and its influencing factors.

通过分析不同版本的义务教学教材，深入分析中国小学义务教育中的自然资源教育必要性及其影响因素。

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Material selecton and blank design for 4.3m telescope primary mirror

4.3m望远镜主镜材料选择与镜坯设计

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This paper introduces construction technology and method and device, primary material and semi-manufactured goods, and problems in the prestressing concrete T type girder construction using post-tensioning method.

介绍后张法预应力混凝土T型梁的施工工艺、施工方法、主要施工设备、主要材料及半成品、和施工出现主要问题的处理。

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Especially with the pressure from living environment was ever-increasing, ecology consequence was indicated that the forest will be one of primary material source in the industrial society. The vital function is a new understanding to forest and sustaining and program development of humanity.

特别是随着人类对来自生存环境压力的与日俱增，森林作为工业社会的主要材料来源之一的生态学后果的凸现，人类对森林与林业和人类生存与发展的重要作用产生了新的认识；

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the first part is the main study of primary material selection, basic mechanical design feature, leading feature and production technology.

第一部分主要从原材料的选用、主要技术性能、主要特征以及生产工艺方面进行研究。

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The experiment result shows that vegetation coverage is 75 percent, and fourteen herbage plant include Rheum franzenbachii, Chenopodium album, Geranium eriostemon and so on were regarded primary material of vegetation restoration in demonstration initial stages.

实验结果表明：恢复实验区内植被的覆盖度为75%。大黄、灰菜、老鹳草等14种草本植物可以作为示范区内初期植被恢复的主要材料。

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Discussions on Teaching Material Resources: Defects in the Experimental Mathematics Teaching Material for Primary Schools, Published by Beijing Normal University

对教材资源的一些讨论&北师大版小学数学实验教材指瑕

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Above all, two primary factors, material and external conditions, which result in bridge deterioration are analyzed.

论文首先分析引起桥梁退化的主要因素, 包括自身材料和外部条件两个方面的影响因素.

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Primary repair of cranial defect was performed in traumatic head injury with the kind of material in acute period.

结论：从弃用人牙提取人的BMP，用此材料对创伤性颅骨缺损急性期术中一次性修复，简单、有效。

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It was obtained with ethylenediamine and ethenesulfonic sodium as primary material through addition.

采用乙二胺和乙烯磺酸钠为主要原料,经过加成反应合成了乙二胺双乙基磺酸钠.

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