The results indicate that chloramine is of notable inactivation effect on Cyclops.结果表明,氯胺对剑水蚤具有显著的灭活作用.Clearly, the application of brine or ammonia is feasible to control the growth of Cyclops.可见, 采用盐水或氨水浸泡活性炭滤池来控制剑水蚤的生长...
用玻璃和钢制成的现代化桌子a high-tech table made of glass and steel你可能得用玻璃砂纸打磨一下地板。You may need to give the floor a rub-down with glasspaper.他们用玻璃做瓶They make bottles out of glass....