1)  copper tube
铜管铸坯
1.
A self-made vacuum melting and argon shield continuous unidirectional solidification equipment was used to produce copper tube with continuous columnar structure.
采用自行研制的真空熔炼、氩气保护连续定向凝固设备制备出具有连续柱状晶组织的铜管铸坯,分析了铜管铸坯生产中熔体温度、连铸速度、冷却水量,结晶器等对其的影响。
2)  copper tube
铜管
1.
FEM simulation of the optimization of the die angle with the floating plug drawing process of copper tubes;
铜管游动芯头拉拔模具角度优化的有限元模拟
2.
Research on the Influence of Sewage on Copper Tube Corrosion When Reclaiming Heat Energy From Sewage;
回收污水热能时污水对铜管腐蚀的影响研究
3.
Development of a Special Polish-grinding Machine for Outside Surface of a Crystallizer Copper Tube on Conticaster;
连铸机结晶器铜管外表面抛磨专机研制
3)  Cu pipe
铜管
1.
Firstly, In the experiment of this article, PE-RT, PE-X, PP-R and Cu pipe are used as heating pipes.
首先,以耐高温聚乙烯(PE-RT)、交联聚乙烯(PE-X)、无规共聚聚丙烯(PP-R)和铜管四种不同热阻的典型管材作为加热管,分别对其进行地板辐射供暖传热实验,由实验得出几种不同加热管管材下,地板单位面积散热量与供回水平均温度的关系公式,并对几种管材的散热量进行了比较,从传热学的角度对这种差别进行了解释和深入分析;课题还进行了流速对地面散热量的影响实验,并利用边界层理论对该影响进行了理论分析;实验通过更换地面层,进行了地面层对散热量和向下热损失影响的实验,得到水泥、瓷砖和木质地板三种面层下,地板散热量的大小比例关系和三种面层下地板向下的热损失。
4)  copper pipe
铜管
1.
Influence of fulvic acid on soluble copper release in soft water from copper pipe/phosphate system.;
软水中富里酸对铜管/磷酸盐体系溶解性铜释放影响
2.
Modeling decay of chloramines residuals by copper pipe distribution test loop system;
铜管模拟输配系统中氯胺衰减过程与模拟
3.
Rational design of copper pipe in building water supply;
铜管在建筑给水中的合理设计
5)  copper tubes
铜管
1.
Protective measures of copper tubes of the steam condenser in steam power plants;
火力发电厂凝汽器铜管保护
2.
To simulate ammonia corrosion process of copper tubes in the air removal section of condenser in power plant,immersion tests of copper tube samples are conducted in ammonia solutions with ammonia 50~20000 mg/L,at temperatures 25℃、35℃ and 45℃ respectively.
在 16种浓度的氨溶液 (从 5 0mg/L~ 2 0 0 0 0mg/L不等 )、3种温度 (2 5℃、35℃、4 5℃ )、3种溶解氧的条件下(开口、密闭不除氧、密闭除氧 ) ,对铜管腐蚀过程及影响氨腐蚀过程的因素及规律进行了研究 。
3.
By studying on the lubricity,adhesion,anti-heating and removing properties of the studied lubricants,a new high-speed cold drawing and heavy viscosity oil for copper tubes was developed,which avoids to produce harmful oil-smog,prevents copper tubes from being spoiled and ensures copper tubes have excellent surface quality.
通过对油品的润滑性、粘附性、耐高温性、清洗性等进行详细的研究,开发出一种新型的高粘度铜管高速拉拔外模专用油,不仅解决了铜管生产过程中油烟对工作环境污染和对人体的伤害,而且避免了铜管表面的擦伤,保证了铜管良好的表面质量。
6)  copper tubing
铜管
1.
The internal and external standards and codes for new pipe materials,including stainless steel bellows,copper tubing and polyethylene-aluminum-polyethylene composite pipe etc.
介绍了国内外标准、规范对不锈钢波纹管、铜管和铝塑复合管等新型管材在室内燃气管道中应用的规定。
2.
The construction method of indoor gas copper tubing embedment, problems existing in the installation and the solutions are discussed, and the cost analysis is made.
探讨了室内燃气铜管暗设的实施方法、安装中出现的问题和解决方法,进行了成本分析。
3.
Eddy current detection for new copper tubing should be carried out before the replacement of copper tubing of condenser and oil cooler in thermal power plant.
火力发电厂凝结器、冷油器铜管更换前要对新铜管进行涡流检测,根据多年的检测经验,介绍在火力发电厂铜管涡流检测中的一点经
参考词条
补充资料:安阳苗圃铸铜遗址
      见商周青铜器的铸造及采冶业。
  

说明:补充资料仅用于学习参考,请勿用于其它任何用途。