malodor

In order to investigate the feasibility of biofiltration elimination of malodor from oil refining wastewater treatment plant, two biofilters in series packed with a mixture of compost, bark and lava, which each consisted of three segments were used in this study.

为了考察生物过滤法处理炼油污水厂恶臭气体的可行性，本试验采用两个串联的填充堆肥、树皮和火山岩混合物的三段式生物过滤反应器连续处理某炼油污水厂浮选池的恶臭废气。

Objective To investigate the effects of 0.4% zinc sulphate solution on levels of volatile sulfur compounds ( VSCs) of mouth air, and the effectiveness of 0.4% zinc sulphate solution relieving the oral malodor.

目的观察0.4%硫酸锌溶液漱口前后口气中挥发性硫化物（volatile sulfur compounds，VSCs）浓度的变化，研究硫酸锌用于口臭的疗效。

Blacksmiths Malodor confidently said: "I grantee that every hammer I make can be the best axe". Finally the carpenter got a very good axe& better than ever.

铁匠梅尔多非常自信地说，最后，木匠得到的的确是一把很好的锤子&一把没有比这更好的锤子。