Os是什么意思

网络释义

用法例句

Catalytic Spectrophotometric Determination of Trace Osmium Based on the Catalytic Reaction of Chlorophosphonazo- pC and KIO_4;

锇(Ⅳ)-高碘酸钾-偶氮氯膦-pC催化分光光度法测定痕量锇的研究

Catalytic Spectrophotometric Determination of Osmium ?Using Osmium-KIO_4-Chlorophosphonazo-mA System;

偶氮氯膦-mA-锇-高碘酸钾催化光度法测定微量锇

Determination of Trace Osmium(Ⅳ) by Catalytic Spectrophotometry;

催化动力学光度法测定微量锇(Ⅳ)

Determination of Abundance of Natural Osmium by ICP/MS;

等离子体质谱法(ICP/MS)测量天然锇同位素丰度

Significance of PGM in medical and environmental sciences are especially discussed,including its founding and characters,medicines of Pt,Ru and Os,importance in purifying tail gas, the problems of PGM to the urban environment and the effect on people's health.

本文介绍了铂族金属化学和生命科学的关系 ,特别探讨了它的医学和环境学意义 ,内容包括铂族金属的发现和性质 ,铂、锇、钌的药物发展 ,尾气处理中的意义 ,城市环境中的铂族金属问题以及对人体健康产生的影

Trinuclear carbonyl cluster compounds of Fe, Ru and Os were vaporized, ionized and dissociated by pulsed laser beam.

在自制的仪器上以脉冲激光溅射铁、钌、锇的三核羰基原子簇化合物，由原位质谱观察和分析溅射产生的正负离子。

A method for the determination of impurities in high purity osmium powder by ICP_MS was developed.

利用ＩＣＰ＿ＭＳ技术建立了锇粉中痕量杂质元素的分析方法。

Synthesis of Osmabenzenes and Ruthenabenzenes Based on [5+1] Cyclization Reaction;

[5+1]关环法合成锇苯和钌苯的研究

Os(atomic No76)

(一种金属元素) 锇

Synthesis of Osmafuran, Osmanaphthalene and Osmapyridine by [4+1], [5+1] and [4+2] Cyclization Methods

[4+1]、[5+1]和[4+2]关环法合成锇呋喃、锇萘和锇吡啶

Golgi's osmiobichromate solution

高尔基氏锇酸重铬酸钾溶液

They came near starving in the old society.

他们在旧社会差点儿锇死。

Studies on the Electrochemical Behaviors of the Bismuthum, Osmium, Cobaltum and Its Application;

铋、锇、钴的电化学行为的研究及其应用

Synthesis and Characterization of Ruthenium and Osmium Complexes Containing Phosphine Ligands;

含膦配体钌、锇核配合物的合成与表征

Synthesis of Osmabenzenes and Ruthenabenzenes Based on [5+1] Cyclization Reaction;

[5+1]关环法合成锇苯和钌苯的研究

A mineral that is a natural alloy of osmium and iridium with small inclusions of platinum, rhodium, and other metals, used in needles and wearing points.

铱锇矿一种矿石，是少量铂、铑及其他金属矿石的铱锇的自然合金，用于制造针头和耐磨尖端

Secondly, the Os concentration and residence time in seawater, and Os isotope composition of seawater were precisely measured.

②对海水中锇的浓度、滞留时间 ,以及现代海水的锇同位素组成进行了精确测定 ;

Application of Negative Thermal Ionization Mass Spectromery in Os Isotope Determination

负热电离质谱技术在锇同位素测定中的应用

The Determination of 21 Impurities in Osmium by AES

原子发射光谱法测定锇中21个杂质元素

Re-Os ISOTOPE AGES OF MOLYBDENUM DEPOSITS IN EAST QINLING AND THEIR SIGNIFICANCE

东秦岭地区钼矿床的铼－锇同位素年龄及其意义

Synthesis and Characterization of Polymetallic Iron, Ruthenium and Osmium Complexes with conjugated Bridges;

具共轭桥含铁、钌、锇多核配合物的合成与表征

Theoretical Progress of Triosmium-Carbonyl-Cluster in the Reaction Mechanism;

三锇羰基簇合物反应机理的理论研究进展

Comprehensive Study on Extraction of Rhenium with Acetone in Re-Os Isotopic Dating

铼-锇同位素定年法中丙酮萃取铼的系统研究

A Review on the Development of Re-Os Isotopic Dating Methods and Techniques

铼-锇同位素定年方法及分析测试技术的进展

It is futile to expect a hungry and squalid population to be anything but violent and gross (Thomas H. Huxley).

期望饥锇和贫穷的居民不狂暴和粗野是无用的（托马斯H.赫克斯利）。

a heavy brittle metallic element of the platinum group; used in alloys; occurs in natural alloys with platinum or osmium.

一种重而脆的铂属金属元素，用于制合金，与铂或锇形成天然合金。