全部

1·Efficient separations of platinum metals from each other are quite difficult and complicated.

铂族元素的相互分离相当困难和复杂。

2·The progress of titrimetric analysis of platinum metals at home and abroad since 1980 has been reviewed.

评述了1 980年以来国内外铂族金属滴定分析进展。

3·In China, it is more prominent, about 86% amount of nickel, 90% amount of platinum metals, 7.3% copper comes from nickel-copper sulfide magmatic deposits.

我国的情况更为突出，镍金属储量近86%、铂90%以上、铜约7.3%均来源于铜镍硫化物岩浆矿床。

4·Solvent extraction technique has been widely used in the recovery of platinum metals from secondary resources due to its strong extraction and separation ability.

溶剂萃取技术作为一种有效的提取分离方法在铂族金属二次资源的回收中得到广泛重视。

5·The development of analysis of platinum metals in catalysts in China was reviewed, and the sampling and dissolution of samples were introduced with 83 references.

本文专门评述国内关于催化剂中铂族元素的分析，并介绍催化剂的取样和试样分解。

6·The process of recovering noble metals from carbonyl metallurgical residue includes separating out base metal, leaching out Au, Ag and platinum metals and producing rare noble metal concentrate.

一种回收羟化冶金残渣中贵金属的方法，涉及一种从羰化合成残渣中分离 贱金属，浸出分离金银及铂族金属，产出稀有贵金属精矿的方法。

7·The key component is made from the metal cerium, which is almost as abundant as copper, unlike other rare and expensive metals frequently used as catalysts, such as platinum.

其核心部件是由金属铈制成，这种金属与铜一样储量广泛，而不像其它通常被用作催化剂的金属那样稀有和昂贵，例如铂。

8·That iron carried with it a slew of iron-loving metals, including gold and platinum.

铁下沉的同时也带走了大量亲铁金属，包括金和铂。

9·It is used as a catalyst and to harden those other similar metals, platinum and palladium.

它被用作催化剂，也用于硬化其他相似金属，如铂，钯。

10·While Moon Express might initially make money by sending small payloads, the big fortune would come from bringing back platinum and other rare metals, Dr. Pell said.

月球快递可能首先通过运送点小货物来赚钱，但长远来看，从月球带回铂金和其他稀有金属才能赚大钱，Pell博士说。