排水泵

"The Yeomans Brothers began operation on the near north side of Chicago in 1898. They specialized in the first vertical shaft Bilge pump, and later expanded by adding a growing line of sewage pumps for the waste treatment and process markets."

约曼兄弟于1898年在美国芝加哥北部创建了美国约曼公司，他们起初专注于立轴式舱底排水泵，随扩展产品系列，使其产品包括用于污水处理过程的排污泵。

The Yeomans Brothers began operation on the near north side of Chicago in 1898. They specialized in the first vertical shaft bilge pump, and later expanded by adding a growing line of sewage pumps for the waste treatment and process markets. In 1916, Yeomans added the Shone? Pneumatic Ejector and other ancillary equipment.

Yeomans兄弟于1898年在美国芝加哥北部创建了美国约曼公司，他们起初专注于立轴式舱底排水泵，随扩展产品系列，使其产品包括用于污水处理过程的排污泵。1916年，约曼的产品系列有增加了气动喷射泵和其它辅助设备。

By the lift pump to enhance the height of pipe loss calculation to determine, and then attached a certain degree of freedom head.

排水泵的扬程按提升高度、管道损失计算确定后，再附加一定的自由水头。

One (1) pumps Products: submersible pump, jet pump, drainage pump, sewage pumps for civilian use; end suction pumps, in the open pumps, booster pumps, fire pumps for industrial and commercial; centrifugal pump, diaphragm pump, column Cypriot pump applicable to agriculture; desalination pump, reciprocating pump, axial flow pump for municipal construction; bilge pumps, cooling pumps, sewage pumps, high pressure washing pump, water pump for sea; purification and filtration equipment: FLECK valves for the boiler water softener system, reverse osmosis pretreatment system installations, domestic and commercial water softener system; STRUCTURAL cans resin applied to sand filters, commercial water softener, ion exchange, multi-media filtration, activated carbon filtration; CODELINE Hymenolepis apply to sea water, bitter, salt water desalination projects, power plant boiler supply water treatment industry, chemical industry process water, electronics, semiconductor industry, ultrapure water treatment, metallurgy, light industry, electroplating industry wastewater treatment, food and beverage, health care; swimming pools and water features equipment for spa, swimming pools, large baths and so on.

其中泵类产品：潜水泵、喷射泵、排水泵、污水泵适用于民用；端吸泵、中开泵、增压泵、消防泵适用于工业和商用；离心泵、隔膜泵、柱塞泵适用于农业；脱盐泵、往复泵、轴流泵适用于市政建设；舱底泵、冷却泵、污水泵、高压冲洗泵、饮用水泵适用于海运；净化与过滤设备：FLECK阀门适用于锅炉软水系统、反渗透系统的预处理装置、家用及商用软水系统；STRUCTURAL树脂罐适用于砂滤、商用软水器、离子交换、多介质过滤、活性碳过滤；CODELINE膜壳适用于海水、苦、咸水淡化工程、电厂锅炉补给水工业处理、化工行业工艺用水、电子、半导体行业的超纯水处理、冶金、轻工业、电镀等行业的废水处理、食品饮料、卫生医疗；泳池及水景设备适用于水疗、游泳池、大型浴场等等。

Based on reliability theory,a reliability model for dewatering system in underground mine is established.

利用可靠性工程理论，建立了矿井排水系统可靠性模型，并用其分析法确定排水泵的台数，提高了矿井排水系统可靠性和安全性，该方法也可应用到其它工程实践。

Oil mist catcher condensate filter and automatic drain pump are set. Oil removed by steam during frying can be recycled to reduce oil consumption and pollution to environment.

设有油雾捕捉冷凝过滤器和自动排水泵，油炸过程中水蒸气带走的油脂可回收，既降低油脂损耗，又减少了对环境的污染。

Drainage pump should be able to automatically start and stop and start and stop at the scene manually.

排水泵应能自动启停和现场手动启停。

In accordance with the characteristics of coal mining main drainage pump and present state of control and measurement technology,this paper introduces a kind of modularized control and measurement system for coal mining main drainage pump .

针对煤矿主排水泵的特点和当前测控技术的发展，介绍了一种模块化的煤矿井下主排水系统计算机监控系统。

Drainage pump should be able to automatic start and stop and on-site to manually start and stop.

排水泵应能自动启停和现场手动启停。

Mine drainage pump are the most commonly used type of pump for the discharge with smaller abrasive solids of water, sand and can also be used for the emission of suspended solids, solid particle size to filter the largest aperture (usually 7 ~ 12 mm).

排水泵是矿山中最常用的水泵型，用于排放含磨蚀性较小的固体的水，也可用于沙子和悬浮固体的排放，固体颗粒尺寸最大为滤网孔径（通常为7~12毫米）。

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。