1.
recovery of valuable metals in copper extractive metallurgy
铜冶炼过程有价金属的回收
2.
Recycling of Valued Metal from Spent Metal Hydride-nickel Batteries
废旧氢—镍电池中有价金属的回收利用
3.
Research on Comprehensive Recovery of Valued Metal from Spent Nickel-hydrogen Battery;
从废弃镍氢电池中回收有价金属的研究
4.
Comprehensive Recovery of Valuable Metals in Waste Lithium-Ion Batteries
综合回收废旧锂电池中有价金属的研究
5.
Research Development of Valuable Metals Recycling from Used Nickel-based Batteries
从废弃镍基电池中回收有价金属的研究进展
6.
Review on Recovery of Nickel and Other Valuable Metals From Nickel Waste
从含镍废料中回收镍等有价金属研究进展
7.
Of or relating to gold, especially with valence1.
金的属于或与金有关的，尤指一价的
8.
Metals usually have fewer than four valence electrons, as opposed to nonmetals, which generally have four to seven.
金属一般含有少于4个价电子，而非金属一般有4到7个价电子。
9.
a heavy silvery toxic univalent and bivalent metallic element; the only metal that is liquid at ordinary temperatures.
银色有毒金属元素，重，单价或二价，唯一一种在常温下呈液态的金属。
10.
Chemical bond mainly includes electrovalent bonds, covalent bonds, and metalic bonds.
化学键主要有离子键、共价键、金属键。
11.
The valence atom of an alkali-metal atom has two states.
碱金属原子的价原子具有两种能态。
12.
a metal-bearing mineral valuable enough to be mined.
含有开采价值的金属的矿物。
13.
Forecast the price trend of base non-ferrous metals and their scraps
基本有色金属及其废料价格走势预测
14.
Research on the Pollution Assessment and the Transport Characteristics of Heavy Metals in a Typical Nonferrous Metal Mine;
典型有色金属矿山重金属迁移规律与污染评价研究
15.
Of, resembling, or having the properties of a metal.
金属的金属的、似金属的或具有金属特性的
16.
a light strong brittle gray toxic bivalent metallic element.
一种灰色有毒的二价金属元素，轻质、坚韧、易碎。
17.
Prices( of non-ferrous metals) will continue to sway at high levels this year," Kang said.
有色金属价格今年仍将在高位运行，”康义说。
18.
a rare polyvalent metallic element of the platinum group; it is found associated with platinum.
一种稀有的多价铂系金属元素，与铂共生。