按照降低能耗的要求，应选用压损小的流量计。
In order to reduce the power consumption flow meters with low pressure loss should be used.
引起垂直管段压损变化的主要因素是输送煤粉浓度。
Distinctly, a key factor affecting the pressure drops for vertical pipe is the concentration of conveyed pulverized coal.
根据弯管压损理论选择设计了短半径弯管，并对其进行了相关试验。
Based on the elbow press loss theory, a short radius elbow was chosen and designed and experiments were made using it.
介绍汽轮机高、中和低压缸抽汽流道的流量分布和压损的计算方法。
The paper presents a method for calculating mass flow distribution and pressure losses in HP, IP and LP steam turbine extractions.
弗留格尔公式可用于确定变工况下抽汽管道压损值和诊断抽汽管道的故障。
Frugal formula can be used to calculate the pipe pressure loses of extractive steams, and to diagnose problems of extractive steam pipes.
弗留格尔公式可用于计算变工况下抽汽管道的压损，也可用于诊断抽汽管道的故障。
Flugel formula can be used to calculate pipe pressure loss of extractive steam and diagnose problems of extractive steam pipe.
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。
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.
介绍气力输送管道的变径设计方法和变径管道气力输送试验中压损、料气比、物料质量流量等间的关系。
A method of stepped-diameter design for pneumatic conveying pipelines, as well as relationship among pressure loss, ratio of material to air, and mass flow rate of materials etc.
摘要：在页岩气开采的水力压裂过程中，套损时有发生，严重影响页岩气开采效率。
Abstract: Casing failure occurs frequently during the hydraulic fracturing process of shale gas formation, which seriously influences the shale gas recovery efficiency.
摘要：在页岩气开采的水力压裂过程中，套损时有发生，严重影响页岩气开采效率。
Abstract: Casing failure occurs frequently during the hydraulic fracturing process of shale gas formation, which seriously influences the shale gas recovery efficiency.
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