combined sulfur dioxide 化合二氧化硫
Carbon and sulfur combined tester 碳硫联合测定仪
combined mercaptan and disulide sulfur 硫醇和二硫化物的总硫量 ; 石油产品中硫醇和二硫化物的总硫量
Darbon and sulfur combined tester 碳硫联合测定仪
combined mercaptan and disulfide sulfur 硫醇和二硫化物的总硫量
Rubber substitutes containing 25% combined sulfur and light color.
橡胶的替代品，包含25%的化合硫和浅色。
As a result of the three settlements, this initiative has now secured pollution controls at 20 plants and is expected to eliminate a combined total of 35,000 tons of sulfur dioxide emissions per year.
由于这三项措施的达成，这一倡议现在已经使20个工厂得到污染控制，并有望消除每年35000吨的二氧化硫排放总量。
Thus, when the elements lead and sulfur are combIned In the proper proportion, they form a compound called lead sulfide.
因此，当铅和硫以适当的比例结合在一起时，它们便形成了一种叫铅硫化物的化合物。
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