亚硫酸盐法制浆过程中活性化学物质是二氧化硫、硫酸以及酸性亚硫酸钙。
The active cooking chemicals in the sulfite process are sulfur dioxide, sulfurous acid, and calcium bisulfite.
从1890年起直到1937年被硫酸盐法制浆取代之前，亚硫酸盐法制浆一直是应用最广泛的制浆方法。
Since about 1890, the sulfite process has been well established pulping process until about 1937, when it was superseded in importance by the sulfate process.
从1890年起直到1937年被硫酸盐法制浆取代之前，亚硫酸盐法制浆一直是应用最广泛的制浆方法。
Since about 1890, the sulfite process has been well established pulping process until about 1937, when it was superseded in importance by the sulfate process.
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