native sulfur

Judging chemical reactions formed native sulfur with equilibrium constant in seafloor hydrothermal activity off Kueishantao at northeast of Taiwan island;

用化学平衡常数判断台湾岛东北部龟山岛附近海域海底热液活动形成自然硫的化学反应

Basic characters of native sulfur chimneys near the sea off Kueishantao from the Northeastern Taiwan;

台湾岛东北部龟山岛附近海域自然硫烟囱体的基本特征研究

The native sulfur crystals examined in this paper occur at the bottomof the oxidized zone of the Xikuangshan Sb deposit and they are characterizedby fine size and extremely abundant crystal faces, rather resembling smallspherulites.

本文研究的自然硫产于锡矿山锑矿床氧化带底部。

The well-understood natural sulfur cycle in relation to oceanic environment, the well-known natural reservoir, is described in section 1.

第1部分阐述了已熟知的自然硫源?海洋硫循环的了解。

The Formative Cause of Native Sulfur Chimney Near Kueishan Island off Northeastern Taiwan;

台湾东北部龟山岛附近海域自然硫烟囱体的成因研究

The Geochemical Characters Research of Seafloor Hydrothermal Chimney of Kueishaotao Island of Northeastern Taiwan;

台湾东北部龟山岛海底自然硫烟囱体地球化学特征研究

LEAD ISOTOPIC COMPOSITIONS OF NATIVE SULFUR CHIMNEYS FROM NEARBY KUEISHANTAO ISLAND IN NORTHEAST OF TAIWAN AND ITS GEOLOGICAL IMPLICATIONS

台湾东北部龟山岛附近海域自然硫烟囱体的铅同位素组成及地质意义

A mixture of sulphuric acid-thiourea-thioglycollic acid is used as selective solvent for free silver sulphide and sulphuric acid-thiourea-ferric sulphate for free native silver.

用硫酸-硫脲-硫代乙醇酸溶液选择溶解硫化银;用硫酸-硫脲-硫酸高铁铵溶液选择溶解自然银。

Any of various natural metallic sulfide minerals, especially of iron.

硫化矿类一种自然金属硫化矿，尤指铁矿

" Rubber,vulcanized--Test method of natural storage aging"

GB/T13938-1992硫化橡胶自然贮存老化试验方法

has major natural production sources from plant and animal decay.

硫化氢主要的自然产生来源是动植物的腐烂。

REVIEW OF REDUCED SULFUR AND METHANE EMISSION FROM COASTAL SALT MARSH

海岸带盐沼还原性硫气体和甲烷自然释放研究

Application of Retardant-slurry-grouting Method in the Spontaneous Combustion Treatment of Sulphide Deposit

阻化注浆在硫化矿床自然发火治理中的应用

A method is proposed to determine free native silver and free silver sulphide in lead-zinc concentrate.

拟定了分离测定铅锌精矿中游离硫化银和游离自然银的方法。

In the nature, the nickel mainly exists by sulphide ore and oxide ore.

在自然界中，镍主要以硫化镍矿和氧化镍矿状态存在。

" Rubber,vulcanized--Assessment of changes in properties after exposure to natural weathering or artificial light"

GB/T16996-1997硫化橡胶暴露于自然气候或人工光后性能变化的评定

Discussion on Natural Precipitated Particles and Sulph ate Rate of Air in the Urban Area of Luzhou

泸州市城市空气自然降尘和硫酸盐化速率的探讨

The correlation between sulfotransferase 1A1 His allele and recurrent early spontaneous abortion

硫酸基转移酶1A1 His等位基因与复发性早期自然流产相关性

Evaluation on Desulfurizer for Low Sulfurous Natural Gas of Moxi Gasfield

磨溪气田低含硫天然气脱硫剂的评价

natural gas-determination of sulphur compounds-part 3:determination of hydrogen sulfide, mercaptan sulfur and carbonyl sulfide sulfur by potentiometry

天然气-硫化物的测定-第3部分:用电势分析法对硫化氢、硫醇式硫和硫化羰式硫的测定

The Controlled Free Radical Polymerization Manipulate with Dithioesters and Trithiocarbonates;

二硫酯/三硫酯调控的可控自由基聚合