The number of bone dust in animal feed is main reasons for high content of phosphorus in its waste water.
动物饲料中加入大量骨粉是其污水中含磷过高的主要原因，而常规活性污泥法对磷的去除率却很低。
The paper delineates the special features of boiler feed water control and discusses the main problems pertaining to control systems.
该文阐述了锅炉给水控制的特点，并对给水控制系统设计的主要问题进行了分析。
The main connections between the plant and the rest of the site (i. e. feedstock, product, and utilities) require reinstatement as do the boiler feed water and cooling water chemical dosing systems.
甲醇装置和现场其他装置(如，原料，产品，和公用工程)如和锅炉给水和冷却水化工原料系统的主要连接需检修完好。
The main activity of the company is the manufacturing of the natural feed made on the base of water bio recourses for the aquaculture and zoo world.
公司的主要活动为制造以水生资源为基础的水产养殖业天然饲料和动物饲料。
Project and system situation in Zouxian Power Plant were introduced, and the piping design parameters and the piping material of main steam system and main feed water system were determined.
对邹县发电厂四期工程和系统状况进行了介绍，确定了主蒸汽系统和主给水系统管道的设计参数，选择了管道材料。
This artical introduce the construct, principle and other main functions of the boiler feed water pump turbine control system.
介绍了锅炉给水泵汽轮机控制系统的组成、工作原理及其主要功能。
Pork is the main meat kind for people in Taiwan, vice versa; beef and mutton are less for eat. Therefore, people usually feed the dog somewhat pork which cooking by water without add any sauce.
猪肉是台湾民众的主食肉类，牛肉和羊肉的食用较少，所以民众常喂食狗儿白煮猪肉。
Water level of boiler drum in power station is one of the main control parameters for turbine-generator unit, which reflects the balance of boiler load and feed-water indirectly.
电站锅炉汽包水位间接地反映了锅炉负荷与给水平衡的关系。是电站发电机组运行的主要控制参数之一。
In front of the feed water regulator, split, economizer, superheater export, between superheater outlet and main steam valve, to heat the import and export, all should be installed pressure gauge.
在给水调节阀前、可分式省煤器出口、过热器出口、过热器出口与主汽阀之间，再热气进出口、都应装设压力表。
In front of the feed water regulator, split, economizer, superheater export, between superheater outlet and main steam valve, to heat the import and export, all should be installed pressure gauge.
在给水调节阀前、可分式省煤器出口、过热器出口、过热器出口与主汽阀之间，再热气进出口、都应装设压力表。
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