【化】 过量空气; 过剩空气

为了清除管道内任何多余的空气和沉淀物，在出现稳定的水流后，热水水龙头要保持打开至少3分钟。

to excess

to excess

excess

excess

excess

claim for refund of excess tax paid by reason of owner-occupation or vacancy【税收】

paid-in capital in excess of parvalue

enantiomeric excess, EE