An effective and energy saving heating system needs many control devices, such as flow controllers and differential pressure controllers.
每一个有效节能的供热系统都配有相应的调节控制设备，如自力式流量控制阀、压差控制阀等。
Correctly recognizing the differential pressure sticking is of great significance to reduce complex accidents of borehole, increase drilling speed and reduce the drilling cost.
正确认识压差卡钻，对于减少井下复杂事故，提高钻井速度，降低钻井成本具有十分重要的意义。
Bell gages may be used to measure gage pressure or differential pressure.
浮钟式压力计可以用来测量计示压力或差压力。
It is designed for both differential pressure and air velocity measurements.
设计主要用于压差和空气速度测量。
Wedging actions help affect a tight seal in low differential pressure services.
楔形的作用有助于在低压差应用中产生紧密的密封。
The measure error of drum differential pressure water level gauge is reduced now.
减小了汽包差压水位计测量误差。
Service conditions-line media, temperature, and maximum operating differential pressure.
应用环境-管路流体介质，温度和最大工作压差。
Therefore, the optimum technologic parameters in vacuum differential pressure casting were obtained.
得出了真空压差铸造法的最佳充型工艺参数。
Finally this formula is used to explain the effect of differential pressure on formation permeability.
最后应用这一公式解释了压实压力对渗透率的影响。
In this paper, the design of high response capacitance differential pressure transmitter is introduced.
本文提出高响应型电容式差压变送器的设计方法。
Relations between differential pressure signal and two-phase flow parameters are studied in the dissertation.
研究了差压波动信号与两相流系统参数之间的关系。
In addition, two-way differential pressure sensor can measure plus-minus flow when air flow in both directions.
另外，还可选择双向差压传感器，从而测量气流双方向流动时的正负流量。
The differential pressure water level transducer is an important measuring element commonly used in power plant.
差压式变送器是电厂常用的一种十分重要的测量元件。
The metering of natural gas still presently depends on orifice flowmeter, one of differential pressure flowmeters.
天然气计量现在仍以差压式流量计中的孔板流量计为主。
Permeability is measured by constant pressure air source blowing, core of the detector is micro differential pressure sensor.
透气性测定通过恒压气源吹气测压法实现，透气性探头的核心部件是微压差传感器。
The increasing rules and influence factors of differential pressure during the operation of filter are discussed theoretically.
从理论上对过滤器运行期间压差的增长规律及影响压差的因素进行了讨论。
It has a differential pressure, a pressure and a temperature transducer, namely type CEB-301 three in one flow rate transducer.
是由差压、压力和温度变送器构成的CEB- 301型三合一流量变送器。
On the basic of existing model the pulverizing process and the characteristic of superheater differential pressure were analyzed.
在现有模型基础上，重点对制粉过程和过热器差压特性进行分析。
This article introduces a measurement circuit for Respiratory Mechanics Parameters which is based on differential pressure sensor.
一种压差式呼吸力学参数测量系统的硬件电路。
Measure and record the differential pressure across the valve using a Watts Series PG meter. CAUTION: Safety glasses should be used.
采用美国瓦茨系列PG仪器测量和记录通过阀门的压差。警告：应该使用安全眼镜。
Flow regime identification in horizontal gas- liquid two- phase flow using differential pressure signal is investigated in this paper.
本文利用差压波动信号对水平管气液两相流流型辨识问题进行了研究。
Analyzes reason of damage of capillary differential pressure transmitter, puts forward solving measures to achieve outstanding result.
分析毛细管差压变送器损坏的原因，并提出解决措施，实施后效果显著。
However, when the tubing is even slightly oval, the differential pressure at which the tube will collapse may be significantly reduced.
然而，当油管稍呈椭圆时，管子挤毁的压差将会大为降低。
All parts of the separator are basically nonmetal and can withstand a high differential pressure between an outer side and an inner side.
分离器所有的零件基本上都是非金属的，同时能够承受外侧面和内侧面之间的高压力差。
The full open position in straight pattern globe valves has higher differential pressure (pressure losses) than an oblique pattern valve.
与倾斜式结构相比，直线式结构截止阀在全开位置具有更高的压差(压力损失)。
Production performance, pressure field and saturation field are measured with a differential pressure unit and saturation measuring probes.
用模型上布置的压差传感器和饱和度测量探针，测量了聚合物驱的开采效果、压力场和饱和度场变化。
This paper provides the method on setting internal and external leakage of pneumatic cylinders through measuring the differential pressure.
提出了差压检测法检测气缸的内外泄漏。
The paper analyzed the influence of the orifice ratio on maximum discharge, the inlet pressure, outlet pressure, differential pressure, ect.
文章分析了孔板的开孔率对管路最大流量、孔板前压力、孔板后压力和孔板前后压差等的影响。
The paper analyzed the influence of the orifice ratio on maximum discharge, the inlet pressure, outlet pressure, differential pressure, ect.
文章分析了孔板的开孔率对管路最大流量、孔板前压力、孔板后压力和孔板前后压差等的影响。
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