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- 低H2SO4浓度Low-concentrate sulfuric acid
- 浓度(n) viscosity; consistency; thickness
- 低的low-lying
- 低成本low cost
- 高低(adv) simply; just
- 浓度的pH indicator
- 浓H2SO4concentrated sulphuric acid
- 偏低on the low side
- H2SO4侵蚀eroded by H2SO4
- 低端low end
- H2SO4溶液H2SO4 solution
- 较低lower
- H2SO4-SBA-15H2SO4-SBA-15
- 超低ultralow
- H2SO4-KMnO4体系Sulfuric Acid-Potassium Permanganate System
- 低点low
- 低效率ineffectiveness
- 低值易耗品low priced and easily worn articles
- 低等inferior
- 效率低inefficiency