- When we can smell the solvent in the mask, we must change it in time since the sorbent has lost its function.
当面罩内可闻出溶剂气味时，表明所用的吸附剂已失去作用，应及时更换。
- Mechanism, preparation of oxidant and sorbent and desulfurization performances were involved.
吸附脱硫则因吸附剂的不同，含硫化合物的脱除顺序有所不同。
