水泵

The application of the operation of pumps and meters, tools and test whether the surface temperature of electrical leakage, the prohibition of playing bare-footed, to touch with wet hands in the operation of the submersible pump or pumps and connected to the metal pipe.

运转的水泵应用仪表、工具测试电机表面温度及是否漏电，禁止打赤脚、用湿手去触摸运行中的水泵及潜水泵或与之相连的金属管道。

Sewage pumps, liquor pump, self-priming pump, is clean water pump, hot water pumps, metering pumps, liquid pumps, potato starch pumps, beverage pump, pump defoamer, sugar pump, pipeline pump, strong pump, beer pumps, fluoride alloy pump, slurry pump, suction pump and so on many series, more than 1000 products with different specifications, but also the production of different specifications of models of flanges, valves.

污水泵，酒泵，自吸泵，is清水泵，热水泵，计量泵，药液泵，马铃薯淀粉专用泵，饮料泵，消沫泵，糖泵，管道泵，浓浆泵，啤酒泵，氟合金泵，渣浆泵，多吸泵等多种系列，1000多个不同规格的产品，同时还生产不同规格型号的法兰，阀门。

Aldehyde liquor methanol pump,, CYB ram pump, CZ-type large-caliber chemical pumps, pump potatoes, high-temperature concentrated pump, Sewage pumps, pump wine, Self-suction pumps, water pump, heat pumps, liquid pumps, potato starch for pumps, pump beverages, sugar pump, pipeline pumps, pump beer, ZJ no plug pulp pump, starch swirl stations, swirl , Single-efficiency, double-effect, the three-way, four effect evaporator, and so on more than 20 series of more than 1,000 different specifications of products, production of various types of valves specifications, then pieces of pipe, a mechanical pump seal and a mechanical reactor Seal.

甲醇泵，，CYB冲压泵，CZ型大口径化工泵，土豆泵，高温浓浆泵，污水泵，酒泵，自吸泵，清水泵，热水泵，药液泵，马铃薯淀粉专用泵，饮料泵，糖泵，管道泵，啤酒泵，ZJ无堵塞纸浆泵、淀粉旋流站、旋流器、单效、双效、三效、四效蒸发器等20多个系列1000多个不同规格的产品，还生产各种规格型号的阀门，管接件，泵用机械密封和釜用机械密封。

Taking application of computer monitoring system in firststage of Jingtaichuan electric lift irrigation project for example,the paper approaches a subject about features of the computermonitoring system and its further development framework, analyzesmonitoring and control of key monitoring objects such as waterlevel of forebay of pump station, pump station unit commitmenttrend, pump unit temperature trend, real-time data, warning system,as well as power switch commitment.

结合景泰川电力提灌工程一期泵站计算机监控系统的应用实际，探讨了高扬程提灌工程泵站计算机监控系统的特点和进一步发展的结构，分析了泵站前池水位及水泵机组开停趋势、水泵机组温度趋势、实时数据、报警，以及电力开关投退和水泵机组开停等重点监控对象的监控。

Contraposed the problems in homegrown supercharge waterflood pumps,raised the design philosophy of fluid drive superseding traditional mechanical crank gear and designed a new style of double cylinder single-action hydraulic waterflood pump system under the precondition of satisfing water-injection technology requirements.

石油工业的发展对注水泵提出了更高的要求：一方面泵的压力越来越高，功率越来越大，而制造和维护成本要低，体积和质量也不能过大；另外由于石油工程用注水泵的工作条件十分恶劣，如何提高注水泵易损件的工作寿命，更好的满足需要是设计的关键。

This is a high degree of water surface to pump impeller center of the vertical distance, it allows a high degree of vacuum suction, can not be confused with manual water pumps or marked on the nameplate on the vacuum suction to allow a high degree refers to pump inlet section on the value of the vacuum, and Is a standard atmospheric pressure, water temperature 20 degrees Celsius circumstances, a pilot and a determination.

这个高度是指水源水面到水泵叶轮中心线的垂直距离，它与允许吸上真空高度不能混为一谈，水泵产品说明书或铭牌上标示的允许吸上真空高度是指水泵进水口断面上的真空值，而且是在1标准大气压下、水温20摄氏度情况下，进行试验而测定得的。

The high is the water surface to pump impeller center line of the vertical distance, it allows a high degree of suction on the vacuum can not be mixed up, pump product specifications or nameplate allows a high degree of vacuum suction on the pump inlet section refers to the vacuum value, and Standard chemical pump is a standard atmospheric pressure, water temperature 20 degrees Celsius case, trial and determination to come by.

这个高度是指水源水面到水泵叶轮中心线的垂直距离，它与允许吸上真空高度不能混为一谈，水泵产品说明书或铭牌上标示的允许吸上真空高度是指水泵进水口断面上的真空值，而且是在1标准大气压下、水温20摄氏度情况下，进行试验而测定得的。

The high water means the water pump impeller to the center line of the vertical distance, which permit smoking should not be confused on a high vacuum pump nameplate on product label instructions or permit smoking on the high vacuum pump is the inlet of the vacuum on the value of cross-section, and are at one standard atmospheric pressure, water temperature 20 degrees Celsius, the determination to carry out a test.

这个高度是指水源水面到水泵叶轮中心线的垂直距离，它与允许吸上真空高度不能混为一谈，水泵产品说明书或铭牌上标示的允许吸上真空高度是指水泵进水口断面上的真空值，而且是在1标准大气压下、水温20摄氏度情况下，进行试验而测定得的。

The high water means the water pump impeller to the center line of the vertical distance, which permit smoking should not be confused on a high vacuum pump nameplate or product label instructions on the permit smoking on the high vacuum pump is the inlet of the vacuum on the value of cross-section, and are at one standard atmospheric pressure; the water temperature 20 degrees Celsius, the determination to carry out a test.

这个高度是指水源水面到水泵叶轮中心线的垂直距离，它与允许吸上真空高度不能混为一谈，水泵铭牌或产品说明书上标示的允许吸上真空高度是指水泵进水口断面上的真空值，而且是在1标准大气压下；水温20摄氏度情况下，进行试验而测定得的。

The use of temperature control through the transformation of the main pressure control for variable frequency control Shop for closed-loop motor pumps, water pumps, electric power saving rate of the average at more than 30%; 90KW chilled water pump motor current by adjusting the valve at the changes between the 163-148A, the average section less than 6% of electricity by the transformation of the closed-loop control of VVVF, the saving rate is more than 30%.

通过改造采用温度控制为主，压力控制为铺进行闭环变频控制水泵电机，水泵电机平均节电率都在30％以上；90KW冷冻水泵电机靠调节阀门电流在163—148A之间变化，平均节电不足6％，经闭环控制变频调速改造后，节电率平均也在30％以上。

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。