查询词典 water pressure

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 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。

We meant to study the effects of different water elevations of non-pressure subirrigation on some indexes of tomato, including soil water status around crop rootzone, morphological indexes, physiological indexes, photosynthetic indexes, yield, quality and water use efficiency.

［目的］探明无压灌溉不同供水水平对作物根区土壤水分条件、番茄的形态指标、水分生理指标和光合生理指标及产量、品质和水分利用效率的影响。

We meant to study the effects of different water elevations of non-pressure subirrigation on some indexes of tomato,including soil water status around crop rootzone,morphological indexes,physiological indexes,photosynthetic indexes,yield,quality and water use efficiency.

探明无压灌溉不同供水水平对作物根区土壤水分条件、番茄的形态指标、水分生理指标和光合生理指标及产量、品质和水分利用效率的影响。

It is important for water marketization to acknowledge the co-existence of different models, which can provide more alternatives and make for shifting government functions, inviting investment, making an appropriate asset arrangement for water service, and alleviating the pressure of water tariff reform.

多种模式并存的市场化改革可以提供更多改革选择，有利于完成政府职能的转变、吸引投资、资产处置、以及缓解水价改革的压力。

The situation that water potential and turgor pressure in plant reduced to disturb or destroy its regular metabolize enginery and physiological function, caused by water deficiency is called water deficit stress or drought stress.

由水分不足引起的植物水势和膨压降低到足以干扰甚至破坏其正常代谢机能和生理功能的情况，称水分亏缺胁迫或干旱胁迫。

This water comes from the same sources as agricultural water and as we urbanize and improve living standards there will be increasing competition for drinking water from domestic and other urban users, putting agriculture under further pressure.

这水是来自同一来源的农业用水和城市化，我们和提高人民生活水平将有竞争日益激烈的饮用水来自国内和其他城市的用户，使农业进一步的压力。

Water activity is the ratio of water vapour pressure of food to that of pure water.

水分活度等于食品的水蒸汽压P和纯水的蒸汽压P0之比。

The present invention relates to a new type water-flushing system of closet using existent water supply pressure to produe high-speed water flow capable of flushing away excrement.

本发明涉及一种利用现有供水水压产生抽走排泄物的高速水流的新型马桶冲水系统。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。