查询词典 sulfur grundum

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。

Nonetheless, Chinese authorities said Thursday that Beijing had 12 more blue-sky days this year compared with last, as well as drops in major pollution indexes that monitor concentrations of sulfur dioxide, carbon monoxide, nitrogen dioxide and particulate matter.

尽管如此，中国有关部门上周四表示，北京今年截至目前的蓝天数量较去年同期增加了12天，衡量二氧化硫、一氧化碳、二氧化氮和可吸入颗粒物的浓度的主要污染物指数也有所下降。

These cities have been found - and yes, they were burned by sulfur and brimstone, near the edge of the Dead Sea, just like God said.

这些城市已经发现，他们是被焚毁的硫和硫磺、死海附近的边缘，就像上帝说。

This paper analyzes the characteristics of the sludge,and explains the role of the sludge in briquette,solid sulfur, combustion and in environmental improvements.

本文从污泥的特性分析入手，说明污泥在型煤成形、固硫、助燃等方面的作用及对环境的改善。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。