Indeed, background leakage is so pervasive that water suppliers accept 3,500 litres of water per kilometre of pipe per day as the minimum achievable loss.
事实上，底面渗漏现象随处可见，供水商也接受了每日每千米管道3500升的最低漏水量。
Indeed, background leakage is so pervasive that water suppliers accept 3, 500 litres of water per kilometre of pipe per day as the minimum achievable loss.
事实上，底面渗漏现象随处可见，供水商也接受了每日每千米管道3500升的最低漏水量。
Pipe sticking phenomenon appears sometimes during pull-back stage of pipeline crossing with horizontally directional drilling, which results in crossing failure and great economic loss.
在水平定向钻穿越管道回拖环节中，容易出现卡管现象，导致穿越失败，造成巨大的经济损失。
The formulas can be used as empirical formulas for the analysis of pressure loss of carbon black and gas mixture in the conveying pipe.
该公式可作为工程上分析炭黑与气体混合流在输送管道中压力损失的经验公式。
The linear loss of sewage flowing in pipe is approximately equal to that of water pipe flow. So it's feasible to accept the method in use at present.
污水在管道内流动的沿程损失与清水流动时近乎相等，所以目前在管道水力计算中所采用的处理方法是可行的。
Using numerical simulation software, with setting different gas pressure in pipe, the pressure loss coefficient of inner-cone flowmeter was simulated.
利用数值模拟软件，通过改变管道内气体的压力，对内锥流量传感器的压力损失系数进行模拟研究。
This air valve is automatic device, it can exhaust air in the pipe line to reduce energy loss of system.
本阀属于自动阀类，能自动排除管路内的气体，减少管路系统的能量损失。
For vertical pipe structure such as chimney and wire pole, the wind-induced disaster and economic loss were studied.
本文研究了直立管式结构如烟囱、电线杆等的抗风防灾分析和经济损失估算。
Based on experimental results and previous works, frictional loss of slurry in pipe has been simulated and predicated by artificial neural network.
在试验研究结果和前人工作基础上，利用人工神经网络法对管道内浆体摩阻损失进行拟合和预测。
The computation for the processing head loss of water diversion in the pressure pipe is related to that whether or not the project can reach the designed flowrate or the project can operate safely.
有压管道输水的沿程水头损失计算，关系到工程能否达到设计输水流量和能否安全运行。
Thee invention relates to very precisely measuring changes in thickness of pipe walls to determine corrosion rate prior to any significant corrosion loss.
本发明涉及，在产生任何显着腐蚀损耗之前，非常精确地测量管壁厚度变化以确定腐蚀速率。
The complication formation rate is 5. 9%, the complication is mainly: Breaks under by mistake the jaw the gland drive pipe and the loss lingual nerve.
并发症发生率为5.9%，并发症主要为：误断颌下腺导管和损失舌神经。
That the loss of my friend who is going to pipe, my friend's future because of such sentence Jiuji destroyed.
那我朋友的损失由谁来管，我朋友的前途就因为这么一句话就给毁了。
Smooth performance and to ensure non-adhesion properties of HDPE pipe has a higher than conventional transmission capacity pipe, but also reduces the pressure loss in piping and water consumption.
光滑的表现和非粘附特性保证HDPE管道具有较传统管材更高的输送能力，同时也降低了管路的压力损失和输水能耗。
It can move under well, saving gas pipe, reducing the loss of pressure, decreasing energy consumption as possible.
可在井下移动，节约大量输气管道，减少压力损失，最大限度降低能耗。
The pressure loss in the conveying pipe is one of the important parameters during injecting waste plastic particles into blast furnace.
在高炉喷吹废塑料过程中，废塑料颗粒输送管道压力损失是重要参数之一。
In the pipe system, the medium is connected or cut, the flow capacity is strong, the pressure loss is small, the two-way sealing can achieve zero leakage.
在管道系统中起对介质的接通或截流，流通能力强，压损小，双向密封可达到零泄漏。
The Newton iteration method is used to solve the economic pressure on the unknown node, so as to calculate the economic head loss and economic pipe diameter of each section,.
采用牛顿迭代法来求解各未知节点的经济水压，进而得出各管段的经济水头损失、经济管径和水源二级泵站的经济扬程。
The model was made up of inner steam temperature drop equations, the steam pipe laying different ways of unit length heat loss equations, total heat resistance calculation equations.
模型由管内蒸汽温降方程、不同敷设方式蒸汽管道的单位长度散热损失方程、总传热热阻计算方程组成。
What's more, the steam-jacketed steam distribution manifold completely surrounds the distribution pipe with steam at supply pressure, further reducing condensation due to radiation loss.
另外，蒸汽夹套喷管被供汽压力下的蒸汽完全包围，进一步减小因辐射损失造成的冷凝。
Based on the hydrodynamics theory, the pressure loss of the liquid within a pipe of spray boom was analyzed.
运用流体力学理论，对喷雾机喷杆压力损失进行了分析。
Through statistics and analysis dealt with the steam output and sales, and got the overall change rules of steam load and the steam pipe heat loss.
对蒸汽热网的蒸汽产量和销售量进行了统计和分析，得出了蒸汽负荷的总体变化规律和总的管网蒸汽损失。
Ball has good thermal insulation cold insulation properties, the valve diameter the diameter line pipe in the same time reduce medium heat loss.
保温球阀具有良好的保温保冷特性，且阀门的通径与管径一致，同时又能有效降低管路中介质热量损失。
If the final discharged gas is led to return to a gas pipe, oxygen content inside a gas returning pipe is low, thereby guaranteeing safety and reducing gas loss.
如将最终外排气体引回煤气管，回气管内氧含量低，保证安全，并能减少煤气损失。
The results show that the boiler efficiency increased 1.24% and the flue gas loss reduced 1.41% after installed the heat pipe air heater.
结果表明，该炉加装前置式热管预热器后，排烟损失降低1.41%，锅炉效率提高1.24%。
This changing regularity is studied and the equation which expresses the relation between the pressure loss coefficient and gas pressure in pipe is given.
对压力损失系数随气体压力变化的规律进行分析，并给出压力损失系数随管道内气体压力变化的计算公式。
Ball has good thermal insulation cold insulation properties, and the valve diameter and the diameter line pipe in the same time reduce medium heat loss.
保温球阀具有良好的保温保冷特性，且阀门的通径与管径一致，同时又能有效降低管路中介质热量损失。
UsageBall has good thermal insulation cold insulation properties, and the valve diameter and the diameter line pipe in the same time reduce medium heat loss.
保温球阀具有良好的保温保冷特性，且阀门的通径与管径一致，同时又能有效降低管路中介质热量损失。
Examples are cited to analyze the loss of heat duty for rigid pipe supports, providing an approach for piping design to avoid heat duty loss at limit supports.
列举实际例子分析了刚性管架热失载问题，提供了一种在配管设计中避免限位支架热失载的手段。
Examples are cited to analyze the loss of heat duty for rigid pipe supports, providing an approach for piping design to avoid heat duty loss at limit supports.
列举实际例子分析了刚性管架热失载问题，提供了一种在配管设计中避免限位支架热失载的手段。
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