查询词典 water pressure

The pressure discharge ability for the heating system with circle water pump parallel connected side connecting line with different diameter has been calculated and compared. Resalable diameter for side connecting line is defined to ensure system safety, mainly for radiator safety at heat users, when the pump is off.

对上述所产生的水击，该供热系统循环水泵并联不同管径的旁通管及使用不同型式的止回阀，计算其泄压能力并对结果进行比较分析，确定合理的旁通管管径，使其供热系统在停泵时保证系统的安全，主要是热用户处的散热器的安全。

Depending on the temperature and partial pressure, air contains varying amounts of water vapor.

根据对温度和局部压力的空气含有不同数量的水蒸汽。

An open-surface reservoir of water decreasing the effects of shock pressure waves in the penstock.

减弱压力管道中水锤效应的敞开式塔。

The importance of studying shrinking of polystyrene pattern for evaporative pattern casting is pointed out in this paper.After studying effects of technological factorsexpandable polystyrene(EPSbead diameter,pre-expansion time,age time of pre-expansion bead,molding steam pressure,storage time and temperature of pattern on shrinking of pattern,it is shown that the stress relaxation of pattern and the escape of pentane and water in pattern are main cause of pattern shrinking.

指出了对消失模铸造用聚苯乙烯模样收缩展开研究的必要性，研究了可发性聚苯乙烯珠粒粒径、预发泡时间、预发泡珠粒熟化时间、成形蒸汽压力及模样的放置时间、贮存温度对模样收缩的影响，认为模样中发泡剂和水分的挥发以及应力的释放是引起模样收缩的主要原因，最后提出了在实际生产中为减少模样收缩应采取的措施。

Has specialized in producing all kinds of forest vacuum cup, heat pot, beer mug, gift cup, plastic cup, USB electric auto mug, electric coffee mixing mug, coffee cup, coffee pot, electric coffee grinder, electric coffee pot, stainless steel vacuum pressure pots, office cup, vacuum lunch boxes, glass, bachelor cup, promotion cup,迪斯尼米奇cup, advertising cup, sports mug, sport pot, brewing cup, teacup, water, appropriate health cups, nano-cup, readily Cup , ceramic cups, small wine pot, plastic pepper mill, stainless steel soap, Shaker, sealed cans, thermal cup, color changing cups, food container, etc.!

浙江有林工贸有限公司专业生产各种真空杯，保温壶，啤酒杯，礼品杯，塑料杯，USB 电热汽车杯，电动咖啡搅拌杯，咖啡杯，咖啡壶，电动咖啡磨，电热咖啡壶，不锈钢真空气压壶，办公杯，真空饭盒，玻璃杯，学士杯，促销杯，迪斯尼米奇杯，广告杯，运动杯，运动壶，冲泡杯，压茶杯，水宜生杯，纳米杯，随手杯，陶瓷杯，小酒壶，塑料胡椒磨，不锈钢肥皂，摇酒器，密封罐，热敏杯，变色杯，保鲜盒等！

The impact pressure of swirling jets, produced by water-cushion swirling abrasive jet nozzle, was measured by continuous shooting images of the symbol in the piezometer tubes.

利用测压排摄像自动读数法，测量了水垫式旋转磨料射流喷嘴所产生旋转射流的冲击压强。

Main Contents and Investment Scale: The construction project focuses on producing ship matching products including auxiliary project for the power station: marine diesel engine and marine generator; Auxiliary parts and equipment for cabins: marine gear box and electronical controlling device; pumps and valves: hydraulic rubber tubes, hydraulic oil cylinders, various valves, various pneumatic actuators, electric actuators, magnet valves, pressure regulators and electric appliance localizers etc.; marine electric appliance: marine APT series of pilot lamp buttons, GMC series of LG low-voltage electric appliances, voltage regulators, marine power distribution boxes, deck machinery: marine crane, electric hydraulic reamers, anchors, various hoists, marine materials: marine stainless steel pipes, marine watertight doors, portholes, rectangular windows, hatch covers, spring dragging hooks, coarse water screens, marine steel plates, marine communication navigators etc..

项目名称：船舶配套。2、项目主要内容及投资规模：建设项目以船舶配套产品为主，包括主机电站类的船用柴油机、船用发电机；机仓辅机类的船用齿轮箱、电子控制装置；泵、阀件类的液压胶管、液压油缸、各种阀门、各种气动执行器、电动执行器、电磁阀、调压阀、电器定位器等多种阀门配件、各种船用泵类；船用电器类的船用 APT 系列指示灯按钮、 GMC 系列 LG 低压电器、电力稳压装置、船用配电箱；甲板机械类的船用起重机、电动液压绞车、锚机、各种吊机等；舾装材料类的船用不锈钢管、船用水密门、舷窗、矩形窗、舱口盖、弹簧拖钩、粗水滤、船用钢板；船用通讯导航类设备等。

At the same time, a pitot tube is used to measure the dynamic pressure of smoke, with the mixed velocity of water mist a...

通过改变喷头类型和工作压力，研究了不同工况下雾滴速度和粒径等因素对烟气运动速度的影响规律，定量地表征了细水雾作用下烟气在水平方向和垂直方向上速度增量的变化规律，为细水雾灭火系统的优化设计提供了科学依据。

An expert on Netherlands flora, De Vries showed that turgor pressure of the fluid in plant cells was partially responsible for growth and coined the term ' plasmolysis ' for the effect on cells of water loss during wilting.

作为研究荷兰植物群的一位专家。他发现植物细胞中液体的膨胀压力在细胞由于缺水而萎蔫时可以使细胞发生质壁分离。

In chapter 3, combining specific example, set vibration, axis swing, pressure pulsation and spectrum is analyzed, the stability of the water-power set is evaluated, unbalanced factors existed in the set is pointed out, possible excitation sources is obtained, hydraulic excitations as the most important factor is emphasized, measure aimed to improve set operation is provided and stable interval is divided.

第三章主要结合具体工程实例，通过对机组的振动测试结果分析、轴摆度测试结果分析、水压脉动测试结果分析以及频谱分析，从不同的角度综合评价机组的运行稳定性，指出了机组所存在的各种不平衡因素，给出了可能影响机组运行的各种振源，强调了水力振源是最主要的影响因素，提供了改善机组振动状态的措施并划分出机组的稳定运行区间。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。