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- Keywords biological sulfate reduction;sulfate reducing bacteria;methanogenic bacteria;electronic flow; 硫酸盐生物还原;硫酸盐还原菌;产甲烷菌;电子流;
- Biological sulfate reduction 硫酸盐生物还原
- In anaerobic systems, NO2-- N or NO3-- N could inhibit sulfate reduction respectively. 厌氧系统中，NO_2~--N和NO_3~--N的投加能抑制微生物的反硫化作用。
- Authigenic pyrite is the normal product of anoxic sulfate reduction in marine sediments. 自生黄铁矿是海洋沉积物缺氧硫酸盐还原过程的主要产物。
- However, upward methane migration is not the sole controlling factor for the observed high sulfate reduction. 然而下层向上扩散之甲烷并不是主要控制异常快速硫酸盐还原之因素。
- The submerged coupon simulation tests also confirm that sulfate reduction bacteria can also cause magnesium alloy corrosion, which features pitting corrosion. 采用浸泡挂片模拟实验进行研究,发现硫酸盐还原菌可以引起镁合金腐蚀,且腐蚀特点为点蚀。
- Many environmental processes can cause sulfur isotope fractionation.While microbial sulfate reduction plays a key role in sulfur isotope fractionation in surface environment. 许多环境过程可以引起硫同位素分馏，表生环境下微生物还原硫酸盐是最重要的硫同位素分馏过程。
- The abnormal phenomena are related to the later thermal sulfate reduction (TSR) to hydrocarbons, for the characteristics of the element composition (i.e. 造成烷烃气碳同位素倒转的原因可能是后期热化学硫酸盐还原反应（TSR）改造;
- Thermochemical sulfate reduction, biodegradation make oil properties worse,whereas deasphalting by gas influx occuring in oil of Mesozoic and Cenozoic in Yaha area in Tarim basin can increase its API gravity and GOR,and decrease its viscosity. 热化学硫酸盐还原、生物降解作用使原油物性变差.;塔里木盆地牙哈地区中、新生界原油经气洗脱沥青;使原油密度、粘度降低;气/油比值增大;物性变好
- Continuous-flow test was conducted in an acidogenic sulfate-reducing reactor supplied with sulfate- laden wastewater to investigate the stabilization and control of alkalinity during sulfate reduction. 为探讨硫酸盐还原过程中碱度的变化规律,采用产酸脱硫反应器通过连续流运行处理硫酸盐废水。
- The thermochemical sulfate reduction (TSR) refers to the process of sulfate reaction with hydrocarbons，which is the important mechanism for generating natural gas with high content of H2S and CO2. 硫酸盐热化学还原反应(TSR)是指硫酸盐与烃类作用，将硫酸盐矿物还原生成H2S等酸性气体的过程，是高含H2S天然气形成的重要机制。
- At its production,wastewater contains a large number of hazardous sulfate reduction bacteria,the wastewater not only corrodes the equipment,but bring about harm to soil and environment. 由于废水中含有大量有害的硫酸盐还原菌，它不仅腐蚀设备，而且还会造成土壤和环境危害。因此，在回注之前必须对硫酸盐还原菌进行处理达到回注的要求。
- The thermochemical sulfate reduction (TSR) occurred in this reservoir, and the asphalt with high sulfur was the result of TSR reaction and provided acidic material such as H2S for dissolution at late. 沥青具高含硫特征，这可能与热化学硫酸盐还原作用(TSR)反应有关，TSR反应可使沥青具高含硫特征，同时为晚期溶蚀作用提供了酸性物质H2S等;
- Some biological molecules have the form of a helix. 有些生物分子呈螺旋状。
- thermochemical sulfate reduction (TSR) 热化学硫酸盐还原作用（TSR）
- The school has a large biological laboratory. 这所学校有一个很大的生物实验室。
- Barium sulfate is a radiopaque substance. 钡硫酸盐是一种辐射光不能穿透的物质。
- thermochemical sulfate reduction( TSR ) 硫酸盐热化学还原反应（TSR）
- thermochemical sulfate reduction 硫酸盐热化学还原反应
