给水

A kind of improved biological aerated filter with a pipe out side of the filter , where the waste water would be aerated to treat urban waste water, is researched during three months.

曝气生物滤池简称BAF，是20世纪80～90年代在普通生物滤池基础上，借鉴给水滤池工艺原理而开发出的污水处理新工艺。

The general use of closed high-pressure water safety valve, such as the high pressure feed water heater, heat exchanger.

高压给水一般用封闭全启式安全阀，如高压给水加热器、换热器等。

Water used by fire hydrant water tanks, pumps the water supply of temporary high-pressure water supply system, a combination of fire hydrant, with a fire hose reel, high storage tank fire 10 min fire water, a separate set fire pump and piping.

消火栓给水采用采用水箱，水泵联合供水的临时高压给水系统，消火栓采用组合型，配有消防软管卷盘，高位消防水箱贮存10min消防用水量，单独设置消防泵及管道。

Zhang, Rong (1963 -), male, the Han nationality, civic engineering bachelor, senior engineer for the water-supply and water-draining specialty, Huizhou city running water main corporation chief engineer, is engaged in the city water supply works more than 20 years. He has a lot of experience in water-supply design, construction and management.

张戎（1963—），男，汉族，工学士，给水排水高级工程师，惠州市自来水总公司总工程师，从事城市供水工作二十多年，对给水设计、施工、管理有丰富的经验。

Sitting in water and water-supply stop button is to control the uptake, and they work under production.

操作台上的给水开、给水停的按钮就是控制这个吸铁的，它们根据生产情况进行工作。

This paper introduces water-supply, drainage and fire supply system of No.

介绍了绥化市第一医院给水排水及消防给水系统及其设计参数。

Since the turbine-driven feedwater pump failed to regulate directly the drum level of single boiler and problems like pressure overrun of main feedwater pipe existed, DCS was utilized to solve the problems for its features of shared information, powerful configuration functions and easy modification.

在对国电成都热电厂嘉陵2×142MW机组两炉一机单元给水系统控制方式进行分析的基础上，针对运行中出现的汽动给水泵不能直接调节单台锅炉汽包水位及给水母管压力超限等问题，利用分散控制系统信息共享、组态功能强大、修改方便的特点，在不增加硬件设备的情况下，通过软件组态增加了汽动给水泵调节单台锅炉汽包水位调节回路和给水母管超压及欠压保护回路，实现了机组在一炉一机单元运行和两炉一机母管运行2种运行方式下给水自动的合理控制，并解决了给水母管的压力保护问题，提高了机组运行的安全可靠性。

Fill shell – Feed enters the shell side via lower feed manifold and exit the unit via top backwash discharge valves.

填充壳–给水通过低位给水歧管进入壳的一面，并通过上位反冲洗排出阀流出单元。

Fill lumen – Feed continues to enter the shell side via lower feed manifold, however, top backwash discharge valve is closed and filtrate exhaust valve is opened.

填充内腔–给水通过低位给水歧管持续进入壳侧，然而上位反冲洗排出阀关闭且过滤物排出阀开启。

The series products are developed a new fire fighting water supply equipment in accordance with the national standard GB50016-2001 (Code of design on building fire protection and prevention), GB 50045-1995 (Code for fire protection design of tall buildings), and standard GA 30 -2002 (Requirement and test methods of water supply fixed equipment used for fire-protection), based on the traditional pneumatic water supply equipment, combined with the modern advantages technology and water supply demands for fire protection.

XQZ型消防气压自动供水设备，是根据《建设设计防火规范》、《高层民用建筑设计防火规范》及公安部颁布的消防行业标准《GA30-92》，综合吸收了现代气压给水设备的特点和消防用水工况；在改革传统气压给水设备的基础上研制的一种新型消防供水设备。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。