查询词典 sulfur

With the electronic probe detection,it is discovered that the mineral elements of the Buton Rock Asphalt contains carbon,oxygen,sulfur,silicon,magnesium,aluminium,autunite,kalium and iron.

通过电子探针检测，测得了布敦岩沥青的矿物组成元素主要为碳、氧、硫、硅、镁、铝、钙、钾及铁等；微观形态结构表明布敦岩沥青中有的岩矿是多孔材料，沥青和岩矿相互包容。

Because in industry expandable graphite is mostly used as seal material and extensively applied in high-tech domains, such as nuclear power plant, avigation and petroleum industry, then often erodes the metal material which connected with it and loses seal , so the sulfur content of the expandable graphite is an important target to achieve , at the same time the industry manufacture need the greater volume .

因为可膨胀石墨在工业上主要被用作密封材料被广泛用在核电站、航空、石油工业等高科技领域，这样，其作为高级密封材料时，常腐蚀与其接触的金属材料，造成密封失效。所以含硫量是一项很重要的指标，同时较大的膨胀体积也是工业生产所需要的。

What may be the portrait of a young and still serene Tiberius, who reigned during the time of Christ, has been badly blackened by sulfur produced by algae.

基督时期统治罗马的提比略年轻而又沉静。他的雕像被海藻产生的硫磺严重地腐蚀黑了。

The sulfur isotopic composition of hydrothermal minerals and barite vary in a wide range too.

矿床中热液硫化物和重晶石的硫同位素组成变化范围也很宽。

Domestic sales agent mixing silicone rubber, insoluble sulfur, wet granular products such as barium carbonate.

代理销售国产混炼硅橡胶、不溶性硫磺、湿法粒状碳酸钡等产品。

Rumble, geochemist Andrey Bekker of the University of Manitoba in Winnipeg, Canada, and several other colleagues hit upon a clue to the sulfur's origins in ancient rocks from Western Australia.

有关硫的来源，朗布尔和加拿大曼尼托巴大学的地球化学家安德雷·贝克以及其他几个同事，从来自澳大利亚西部的古代岩石中偶然发现了线索。

The understanding of biogeochemical cycle of hydrogen, oxygen, carbon, nitrogen, and sulfur elements in nature ecosystem have increased substantially in the past two decades owing to the improvement of gas isotope ratio mass spectrometer and the wide application of isotopic studies with these elements.

近20年由於「气相同位素比值质谱仪」的改良和氢、氧、碳、氮和硫等稳定同位素的广泛研究，稳定同位素的研究技术已实质增加我们对於这些元素在自然生態系中生地化循环的瞭解。

Mo isotopic signatures in sediments can be used as an indicator for redox conditions of paleo-environment and corresponding paleo-oceanography. Therefore, molybdenum isotopes can be used as a powerful tool for understanding the redox conditions of local or regional depositional environment, the biogeochemical cycle of sulfur or carbon, and the geochemical evolution of ancient oceans.

沉积物中的Mo同位素既能指示古沉积环境的氧化还原条件，也能够指示与之相关的古海洋地理环境，因此，Mo同位素是了解局域至区域沉积环境的氧化还原条件、硫和碳地球化学循环及古海洋化学演化等的强有力工具。

It also acts as a store of sulfur for biosynthesis, and can be broken down to pyruvate.

还可以为生物合成提供硫的储备，它可以被分解为丙酮酸。

The proposed method was suitable for the determination of bismuth in sulfur samples without the risk of environmental contamination

方法满足硫磺样品中微量铋的测定，并且避免了废气对环境的污染。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。