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david Cruickshank， global chairman of deloitte Touche Tohmatsu limited， recently remarked that the “new normal” of China......
【Abstract】Nowadays， English has become the difficult problems for high school students to overcome. This article begins......
Since 1979, China has recorded a remarkable trade performance, which has been driven by international processing and the......
INTRODUCTIONNo TEFL teachers today have ever challenged the idea of utilizing radio,newspaperand other mass media in up......
According to statistics of the National Bureau of Statistics of China,during January to September,Chinese textile machin......
It is an emerging realistic problem on how to promote a high level of technology in the coal industry, find new upgradin......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
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在低温条件下将生物油的不稳定组分醛酮类等通过氧化酯化联立提质,制备获得以酯、醇、醚为主要成分的稳定含氧燃料。采用Amberlyst......
An approach was developed to upgrade the bauxite ore by molecular hydrogen and hydrogen plasma. A gibbsite-type bauxite ......
该文给出了一种安装新型飞刀转子的高浓水力碎浆机的工作原理,并给出了多种纤维原料分解的试验效果实验证明,这种安装了飞刀转子的......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Faced with the new changes in the market affected by the pandemic,Chinese foreign trade apparel companies have adjusted ......
In the first year of the 14th Five-Year Plan,local governments have formulated and released the 14th Five-Year Plan for ......
Biogas is a kind of regenerable energy which is inexpensive and friendly to the environment, but the potential of biogas......
"十五"以来建设的闸泵站计算机监控系统已进入更新改造阶段,如何合理地升级改造,是改造和建设单位面临的首要问题.根据多个闸泵站......
通过对宏观经济环境及我国化肥政策的分析,指出整体经济发展正面临拐点,化肥行业发展所面临的困局不断加深;根据我国化肥行业存在......
通过对陶瓷蓄热体的生产工艺分析,结合企业目前设备配置状况,通过优化生产工艺,改造梭式窑燃烧系统,为企业大幅降低能耗,减少生产......
为提高BPM短波授时信号质量，更好地完成短波授时任务，国家授时中心对BPM短波授时发播系统进行了升级改造。介绍了升级改造后的BPM短......
阿尔伯塔的油砂资源日益成为北美重要的战略性能源供给. 本实验室通过采用碱性条件下在高岭土表面上组装菱沸石的方法,合成了新型......
针对带前板桩高桩梁板码头的升级改造问题,基于旧码头耐久性检测评估结果进行升级改造研究。采用对旧码头构件破损露筋、裂缝周围......
胥口污水处理厂处于《太湖流域一级保护区主要水污染排放限值》中规定的一类区,出水水质优劣对太湖流域水环境至关重要。根据江苏......
上海轨道交通2号线是路网中重要的骨干线路,其一期段开通运营至今已达20年,存在设备老化和损耗严重等隐患。升级后的2号线信号系统......
结合当前监控系统运行时存在的问题,开展了瓦斯抽采监控系统的总体设计及关键分系统研究,并完成了新系统的现场测试应用。测试显示......
In January 2020,in order to further deepen the company’s capabilities in ingredient efficacy and to promote the technol......
牛羊屠宰企业管理是困扰屠宰行业管理中的难点,工作起来比较敏感,受到束缚的程度较大。依据山东省畜禽屠宰管理办法,德州市通过扎......
锦州白沙污水厂原采用A/O工艺作为二级生物处理工艺,出水满足《城镇污水处理厂污染物排放标准》(GB 18918—2002)中的二级标准,现......
为了节约资金,满足新建石灰回转窑所用煅烧煤粉性能的要求,将旧有煤粉制备系统煤立磨静态选粉机改造升级为动态选粉机。结果表明,......
采用共沉淀法合成了MnCo2O4催化剂,并采用水热法合成了氧化锰八面体分子筛(OMS-2)催化剂,与NaY分子筛催化纤维素热解效果对比后对N......
提标改造工程对于污水处理厂处理效能升级有非常重要的作用,而关键设备的设计、选型以及运行调试是提标改造的重要内容。本文以平......
首先阐述国内外地铁车辆的发展状况和升级改造的项目案例,然后结合国内城市地铁市场的发展现状,以及运维后市场的重要性,提出延长......
师范教育的改革要借鉴陶行知的创造教育思想,从突破传统观念、优化课程结构、尝试新的教学方法、培养创造性人格几方面入手,培养学......
介绍ZH型离心式空压机在使用过程中存在的问题、改进措施．...
产业集群的升级问题,集中体现为产业集群创新网络的形成及其功能的有效发挥。产业集群创新网络的功能结构和运行机制,决定了其对产......
中国石化抚顺石油化工研究院（FRIPP）根据石油产品市场对优质低凝柴油的需求，适时开发出生产清洁低凝柴油的NFHDW、FHUG．DW、FHIDW和FHI......
受制于诸多因素的影响,我国城镇及乡下电网管理工作的开展存在有许多的弊端,在电网结构的设置上也存在许多的不合理之处。随着时代......
Traditional OEM enterprises are facing increasing upgrading pressure due to tighten export environment. This paper carri......
This article analyzes the internal and external imbalances of China’s economy from a global perspective. The author bel......
档案工作是高职院校的一项重要基础工作，实施档案管理达标升级是提高档案管理水平的重要而有效的措施。只有创造良好的档案工作环境......
本文以辽河减压渣油为原料,考察甲烷在分散型催化剂存在条件下的各类改质反应.探索甲烷用作改质重质油氢源的可行性.试验表明,甲烷......
论述了依靠技术进步提升油品质量的重要性和可行性，提出要密切关注油品质量升级进度，抓紧新工艺，新技术开发，以降低油品质量升级的成本......
