硫单质俗称硫磺,淡黄色晶体。单质硫低毒,可溶性硫化物有毒,硫化氢高毒,硫酸中等毒性(5毫升致死),硫酸盐一般低毒,亚硫酸及其盐有毒。
那么欧罗巴上的沉积物中也有单质硫吗?
博勒普通道冰原上单质硫沉淀存在的重要意义在于,这是生命存在的信号。
The very presence of elemental sulfur deposits on the ice in Borup Pass is an indicator that life is likely there.
波鲁普峡湾泉水中的氢化硫转化为稳定的沉积物。或为单质硫——这是沉积物中最普通的成分,或为石膏。
At the Borup Pass spring, hydrogen sulfide gas in the water is converted to stable deposits of either elemental sulfur, the most common material in the deposit, or gypsum.
应用推荐