raw copper的例句大全

Comprehensive Recovery of Iron Raw Materials Contenting Sulphur in Copper Residue

选铜尾矿中高硫铁资源的综合回收

A handful of raw materials where supply is scarce, such as copper or iron ore, may rise in price.

少数几种供应紧缺的原材料价格可能会走高，如铜或铁矿石。

High quality copper cathode should be chosen and all the raw or assistant materials should be dried or warmed, meanwhile the melting furnace, holding furnace and launder should be protected and deoxidized in order to protect the melting copper from oxidizing and air suction.

生产中应选择优质电解铜原料，并对一切与铜液接触的原辅材料和器具进行干燥或烘烤，同时应对熔化炉、保温炉、流槽进行覆盖保护和还原处理，以防止氧化和吸气。

based on the production practice, the mathematical model of the optimum stock of raw materials in paper making enterprises and its application are introduced with copper plate paper as an example.

根据生产实践经验，以铜版纸生产为例，介绍了造纸企业生产原料最佳库存量的数学模型及其应用。

copper is a kind of very important raw materials and the basis of strategic goods. electrolytic copper production process is the main approach to obtaining high purity refined copper products.

金属铜是一种十分重要的基础原料和战略物资，铜电解生产过程是获取高纯度精铜产品主要途径。

electrolytic copper foil is an important raw material in the electronic and electrical industries, which provides the primary substrate and conductive circuits in printed circuit boards ( pcb) and printed wire boards ( pwb).

电解铜箔是电子和电气工业的重要原材料，主要用于覆铜板和印制线路板的制作。

in this work we use copper acetate and curcumin as raw materials to get curcumin copper complex. the reaction is simple and easily operated.

本实验中以乙酸铜，姜黄素为原料合成姜黄素铜配合物，反应简单易操作。

Agnes: Well, so long , copper . Wish me luck. I a raw deal.

安格尼兹: 好了, 就这样吧,警察. 祝我好运. 我的事挺麻烦.

Next, China strives to lock up supplies of essential raw materials: oil, natural gas, copper.

其次, 中国极力锁定石油 、 天然气 、 铜等重要原材料的供应.

Copper-loaded montmorillonite was prepared using montmorillonite and copper sulphate as raw materials.

以蒙脱石和硫酸铜为主要原料,制备载铜蒙脱石.

Abstract The barium hydroxide was produced by the reaction of raw material barium sulfide with the copper oxide in water.

以硫化钡为原料，在水溶液中与氧化铜反应，生成氢氧化钡。

Copper is a kind of world large quantity industrial raw material.

铜是一种世界性的大宗工业原料.