sulfur

• Determination of sulfur content - direct combustion - iodometric method
  碘量法测定硫量
• Sulfur removal of coal by use of colon bacillus
  利用大肠杆菌脱除煤中硫的研究
• Petroleum products - determination of sulfur - x - ray spectrometry
  石油产品硫含量测定法
• Rubber compounding ingredients - sulfur - methods of test
  橡胶化合成分.硫.试验方法
• Methods for determination of sulfur oxides in flue gas
  废气中硫氧化物含量的测定方法
• Chromium ores - methods for determination of sulfur content
  铬矿石.硫含量的测定方法
• I had spent three days shooting the sulfur miners
  我花了三天时间来拍摄硫磺采矿者。
• Research of ecological effects on crops fertilized with sulfur
  作物施硫生态效应研究
• Antimony concentrates - determination of sulfur content
  锑精矿化学分析方法硫量的测定