palladium

英 [pə'leɪdɪəm] 美[pə'ledɪəm]

畅通词汇

palladium 钯

金属元素，来自Pallas,古希腊智慧女神Pallas Athena,-ium,元素后缀。

1. a silver-white metallic element of the platinum group that resembles platinum; occurs in some copper and nickel ores; does not tarnish at ordinary temperatures and is used (alloyed with gold) in jewelry

palladium (n.1): "safeguard," c. 1600, originally (late 14c.) "sacred image of Pallas Athene," from Latin palladium, from Greek Palladion, noun use of neuter of Palladios "of Pallas." It stood in the citadel of Troy and the safety of the city was believed to depend on it.
palladium (n.2): metallic element, coined 1803 by discoverer William Hyde Wollaston (1766-1828), from Pallas, name of an asteroid discovered the previous year (by German astronomer Olbers) and named for the goddess (see Pallas).

Her statue , the Palladium, was stolen from her temple.: 她的帕拉迪姆神像被人从她的庙里偷走了.

The permeation constant of gases through metals is negligible except for hydrogen through palladium or iron.: 除了氢气能穿过钯和铁之外,气体穿过金属的透气常数是可以略而不计的.

The 4 d metals rhodium, palladium, and zirconium do not occur as ordered magnetic materials.: 4d金属铑、钯、锆不能作为有序磁性材料.

Recovers approximately 20 metals including: gold, silver, platinum, rhodium and palladium.: 回收品种涉及20多种金属,包括: 金、银、铂、铑、钯.

The Preparation of Palladium diacetate catalyst for NBR hydrogenation was Synthesized.: 研究了丁腈橡胶加氢用醋酸钯催化剂的制备.

The application of palladium - carbon catalyst was introduced.: 介绍了钯炭催化剂的应用.

Palladium demand catalyst is forecast to rise by 8 per cent in 2007.: 回顾了2007年钯市场走势,分析了钯市场的供应和需求情况.

In their rush to safety, they have also boosted the price of silver, platinum and palladium.: 由于他们匆忙买进安全资产, 银、铂和钯等金属价格也被推升.

However, the report about preparing salt - based colloid palladium is less in the domestic and overseas.: 但是, 有关盐基胶体钯制备工艺国内外少见报道.

I long product containing vanadium plant, molybdenum, nickel, cobalt, platinum, Spent palladium catalyst.: 我厂长期求购含钒, 钼, 镍, 钴, 铂, 钯废催化剂.

Most natural electrum also contains copper, iron, palladium, bismuth, and perhaps other metals.: 大部分天然银金矿含有铜、铁、钯、铋, 可能还有其它金属.

The orange - hot fluid is forced through holes in a palladium sheet to form long, thin fibers.: 橘黄色的热流体是被迫通过的洞穴在一片钯箔,形成长的, 薄纤维.

The extraction mechanism of palladium in chloride system by di ( 1 - methyl heptyl ) acetamide ( N _ ( 503 )) has been studied.: 本文研究了N, N二甲庚基乙酰胺 ( N_ ( s03 ) )从氯化物体系中萃取钯的机理.

The absorption function to palladium and gold by improving active carbon is strongly perfected.: 摘要通过对活性炭的改性,提高活性炭对钯和金的吸附作用.

Determination of palladium in catalyst of synthetic oxalic ester by flame atomic absorption spectrometry was studied.: 本文研究了火焰原子吸收光谱法测定合成草酸酯催化剂中钯.