In order to reduce the fluctuation of pressure and discharge capacity of the triplex drilling pump, the air accumulator is often fixed on the discharge pipe.
为了降低三缸单作用钻井泵的压力和排量波动，通常在排出管线上安装有空气包。
According to the rheology theory, flow characteristics and pressure fluctuation of pumped concrete in conveying pipe are analyzed.
从流变学原理出发，分析泵送混凝土在输送管道内的流动特性和压力变化情况。
The mixing chamber of headbox plays an important role in homogenizing pulp flow and stabilizing pressure fluctuation of pulp. The length of mixing chamber is an important parameter.
混合室在流浆箱中起着均匀浆流、稳定压力的重要作用，而混合室的长度是混合室设计中的重要参数。
The status of on-line identification for gas-liquid two-phases flow regime using the different pressure fluctuation is reviewed.
介绍了根据压力波动过程实现汽（气）液两相流流型在线识别的最新研究成果；
Also, it is found and analysed that there exists inlet pressure fluctuation of coiled capillary tubes when the degree of subcooling is changed from one to another.
从一个过冷度工况向另一个过冷度工况转变的过程中存在螺旋管毛细管入口处压力的波动，并对此现象作了简要分析。
Through the experiment to the in-situ production environment, the reasons for pressure fluctuation of instrument air drying system was found out, and effective preventive solutions were proposed.
通过对现场生产环境的试验，找出了仪表空气干燥系统压力波动的原因，提出了有效的解决、预防措施。
The reason of pressure fluctuation for BF gas system is analysed, the related measure on how to avoid the fluctuation, reduce the diffusion and meet the users demand is put forward.
对天津天铁冶金集团有限公司高炉煤气系统压力波动的原因进行了分析，并对如何避免系统波动，降低放散量，满足生产用户需要提出了相应的措施。
The more easily induced problems were those on the aspects of learning pressure, emotion fluctuation and anxiety.
高中生较易发生的是学习压力感、情绪波动性、焦虑等层面的心理健康问题。
In view of characteristics of pressure sensor affected by temperature changes and voltage fluctuation, a correction model of pressure sensor is presented based on Support Vector Machine.
针对压力传感器输出特性受温度变化和电压波动影响的问题，提出了应用支持向量机对压力传感器输出特性进行非线性补偿的校正模型。
This scheme has good robustness in these aspects such as the pressure fluctuation of constant pressure network and load disturbance.
该方案对恒压网络压力波动、负载干扰具有较强的鲁棒性。
To drain continuously with low noise, without being affected by the fluctuation of the pressure.
不受压力波动的影响，连续排水，噪声小。
As concerns theories of stellar winds, basic equations are given and a number of models, namely, radiation pressure models, fluctuation model and imperfect flow model are reviewed.
在理论方面，介绍了星风的基本方程，早型星星风的辐射压模型以及波动模型和非理想流模型。
Pressure difference fluctuation is employed to identify flow pattern and pressure difference fluctuation signals of various flow pattern are obtained.
采用压差波动法测定流型，获得了不同流型下的压差波动信号。
The mechanism of the water hydraulic piston pump's noise is analyzed, and it present that the pressure fluctuation is the main factor of the noise in fluid distribution process.
分析了水压柱塞泵的噪声产生机理，指出压力波动是配流噪声的主要因素。
This paper discussed the causes of pressure fluctuation of melting region in later stage of float glass furnace in detail and the countermeasures to this fluctuation was also introduced.
针对浮法玻璃熔窑运行后期熔化部压力波动形成的原因及对策，做了较为详尽的论述。
This study focused on analysis of pressure fluctuation on the body surface, prediction of exterior far-field noise and interior noise and the road tests.
本文的研究重点包括车身表面脉动压力的求解和分析、车外远场噪声和车内噪声的预估以及实车道路试验研究。
The nonlinear characteristics of pressure fluctuation for two-phase flow in vertical upward section of U-type tube were investigated by means of deterministic chaotic theory.
确定性混沌理论能够深刻揭示气液两相流压力波动的非线性特征。
Amplitude and phase of pressure fluctuation at the inlet of draft tube as well as the inner flow in draft tube are analyzed in detail.
详细分析了尾水管进口截面的压力脉动的幅值和相位，并对尾水管内的流动做了分析。
The result of the test shows that, there is obvious pressure fluctuation in the inlet channels, and the amplitude of the fluctuation depends on the working condition of the engine.
试验和分析表明，两缸进气道中存在着明显的压力波动，波动程度取决于发动机工况。
It has known by analysis of pressure drop fluctuation that quality of fluidization can be improved with wider size distribution particle.
对流化床压降脉动的分析可知，采用具有较宽粒度分布的大颗粒物料，有利于改善流化床的流化质量。
Objective To explore the methods for avoiding obvious fluctuation of blood pressure during the change of the injector when pumping the active drugs of blood vessels with a micro-infusion pump.
目的探讨当使用微量泵泵入血管活性药物时，避免因更换注射器而造成血压明显波动的微量泵使用方法。
Maximum influencing factors of flow fluctuation coefficient are the elastic modulus of the oil and the working pressure of the pumps, the piston number being a minor factor.
同时指出流量脉动系数最大的影响因素是油液的弹性模量和油泵的工作压力，其次是柱塞数。
Changing time zones, biorhythm disorder, vibration and air pressure fluctuation may disrupt the development of pregnancy in flight attendants, often resulting in miscarriage.
时区转换、生物钟混乱、振动和气压波动可能会扰乱空乘人员的怀孕进程，通常会导致流产。
With an example, the theoretical principle for designing accumulator absorbing pressure fluctuation is presented by analyzing the dynamic characteristics of hydraulic system.
针对蓄能器的应用，通过实例，从分析液压系统动态特性的角度，阐明设计蓄能器吸收压力脉动时应遵循的理论依据。
Studies on flow regime identification of two phase flow according pressure fluctuation signal in recent years have been reviewed.
介绍了近年来通过压力（压差）波动过程实现气（汽）液两相流流型识别的最新研究成果。
In this paper, it is introduced to the influence of cavitation factor, measurement taps, sampling frequency and sampling time on the test result in pressure fluctuation test of the water turbine.
介绍了水轮机压力脉动试验时空化系数、测量位置及测点、信号采样频率及采样时间等因素对试验结果的影响。
In this paper, it is introduced to the influence of cavitation factor, measurement taps, sampling frequency and sampling time on the test result in pressure fluctuation test of the water turbine.
介绍了水轮机压力脉动试验时空化系数、测量位置及测点、信号采样频率及采样时间等因素对试验结果的影响。
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