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In this paper,the recovery of silver from leach sludge of copper of Yulong copper mine,Tibet was briefly discussed using a hydrometallurgical and non-cyanide leaching technology.
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本文以西藏玉龙铜矿浸铜渣为原料,采用湿法冶金工艺和无氰浸出方法提取回收其中所含的银。 |
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In this paper,the research progress of the relationship between dental metallic prosthesis and MRI artifact is summarized.
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本文就口腔金属修复物与磁共振伪影相互关系的研究进展作一综述。 |
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In this paper,the sensibility analysis of the factors affecting the temperature in well bore is relatively systematically made by using a large number of the data calculated with the borehole flow and heat transfer 3—D numerical model proposed by the auth
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利用由作者提出的井内流动和传热的三维数值模型计算所得的大量数据,文章对影响井内温度的诸多因素进行了较系统的敏感性分析,研究表明:钻井液和地层等的热物理参数以及钻井液的入口温度、循环排量等对井内温度有较大影响,因此,准确掌握所钻地区地层和井内钻井液的热物理参数值,考虑温度压力对热物理参数的影响,准确测量钻井液的入口温度、排量等参数值,对于井内温度的准确模拟至关重要。 |
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In this paper,the synthesis method and properties of epoxy-inorganic nanocomposites are briefly described.
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对以环氧树脂为基体的无机纳米复合材料的制备、性质及研究开拓进行了扼要的阐述。 |
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In this paper,the system of Japanese clinical engineer and the way of talented training are introduced succinctly.The necessity and importance of establishing correlated system are analyzed according to the recent development of medical equipment and the
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本文扼要介绍了日本临床工程师制度的建立及其人才培养方式,并根据医疗设备的新发展和我国医院的实际,分析了在我国建立相关制度的必要性和重要性,同时提出了相应的建议和措施。 |
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In this paper,through stress analysis of region about conical and spherical parts during drawing,a calculating formula of maximum tangential compressive stess in unsupported wall region is deduced.And this is condition of causing internal wrinkle.Then on
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通过圆筒形及盒形件拉深前后网格变化分析,并确定变形区和非变形区,由此得到不规则盒形件毛坯展开形状由不变形区和参与变形拉深线组成,并用此方法计算出汽车制动阀安装板的毛坯形状和尺寸,在试模时一次即获得成功,具有一定的实用价值。 |
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In this paper,we analyse the characteristic of telecom history communication detail records,offer a good method to organize file system with communication detail records data,implement a plan to query file efficiently.
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分析了电信业用户历史话单查询的特点,提供了一种组织历史话单数据到文件系统的合理方法,通过对文件查询来实现高效、高并发查询的方案。 |
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In this paper,we introduced the joint-element into the field of extrusion, and proved the feasibility of its application.
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本文把节理单元引入挤压成形领域,并对其应用的可行性进行了论证。 |
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In this papers, she introduces her experiences in teaching Nei Jin, such as teaching students according to their aptitude, arousing subjective initiatives of students, and emphasizing the enhancement of teacher's diathesis themselves.
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她积毕生教学之经验,在因材施教、调动学生的主观能动性、强调教师自身素质的提高等方面在讲授《内经》的活动中得到生动体现。 |
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In this papery we discussed the the extremum of function of several variables, and generalized the result of paper [2], Then we give the method of solving the extrme value of n-component function using first class partial derivative.
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摘要讨论了多元函数极值的问题,推广了文献[2]的结果,并给出了利用一阶偏导数求多元函数极值的方法。 |
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In this paper, static load experiments are illustrated and the reliability of CFRP reinforcement technology, used for reinforcing beam slab structure of large span bridge, is discussed.
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文章结合对大跨度桥梁的梁板结构加固处理前后的静载试验,探讨了大跨度梁板结构应用粘贴碳纤维加固处理技术的可靠性。 |