染织行业的浆染生产废水具有浓度高、色度大和含有大量难降解有机物的特点,属于难降解、污染重的工业废水。
The starching-dyeing wastewater is characterized by high concentration, high color, and high content of refractory organic matters, and is of refractory and heavily polluted industrial wastewater.
对导管螺旋浆在小型钢质渔船中的推广应用具有十分重要的意义。
The pipe propellers are important in extending their applications to some small steel fishers.
重硫酸盐浆:把木片在苛性钠和硫酸钠溶液内加压蒸煮而成的碱性浆。
Sulphate pulp: Alkaline pulp made from wood chips cooked under pressure in a solution of caustic soda and sodium sulphide.
应用推荐