The steam pressure or water pressure drop.
蒸汽压力或给水压力下降。
Structured vanadium catalyst is a new, low-pressure drop catalyst with regular array of intercrossed flow channels.
整体式钒催化剂是一种新型的具有规则交错孔道的低阻力催化剂。
The new type dryer is characterized not only by simple and light structure, low pressure drop and uniform drying, but also by obvious energy saving.
与原有干燥机相比，其具有结构简单、质量轻、床层压降小、干燥均匀等优点，而且节能优势明显。
And experimental results show that the new structure microchannels can enhance heat transfer and reduce pressure drop across microchannels at the same time.
结果表明采用新型结构能在强化传热的同时降低微通道进出口压差。
It has advantages such as reasonable flow channel structure; low pressure drop; high processing ability, high mass transfer efficiency, good design flexibility and wide applicability.
它的特点是流道结构合理，阻力降小，处理能力大，传质效率高，设计弹性大，适用范围广。
全开状态零压降。
Energy costs go up with excessive pressure drop.
如果压降太大，会增加能量消耗。
The leakage through the valve causes the pressure drop.
通过阀的泄漏引起的压力降。
However, the pressure drop occurs almost completely in the plug.
然而，压力降几乎完全发生在多孔塞中。
Presents the theoretical model of pressure drop for flexible duct.
介绍了柔性风管压力损失的理论模型。
As soon as a pressure drop is noticed the nozzle should be replaced.
一旦发现压力降低，喷嘴就需要更换。
Read the pressure drop across the valve with a Watts Series PG meter.
利用美国瓦茨系列PG仪器读出通过阀门的压降。
The pressure drop in horizontal cyclone is only a half of that in vertical type.
卧式旋风筒内压损较小，仅为立式旋风筒的一半。
N always decreases with the increase of nozzle pressure drop or orifice diameter.
随着孔径和喷嘴压降的增加，N值总是下降的。
The flow pattern and pressure drop graphs are obtained from present experimental data.
分别给出了不同入口条件下实验管段的流型图和压降图。
Where pressure drop is a concern, full-port ball valves or like construction are to be used.
在需要关注压降的地方，应采用不缩径全流道球阀或类似结构的阀门。
The pressure drop increases as the Reynolds number, the fin width and the fin height increase.
压力下降的情况会随着雷诺数升高而升高，也会随着散热片的高度和宽度提高而提高。
In this range, the pressure drop increases in proportion to the specific gravity of the mixture.
在这个范围内压力差的增加与混合物的比重成比例。
The results indicate that the pressure drop increases as F factor or rotational speeds increase.
结果表明，旋转床气相压降随F因子和旋转速度的增大而增大；
It is shown that the U-bottom orifice has higher total pressure drop and (thermodynamic) efficiency.
结果表明，U型弧底节流孔具有更大的压降和更高的热力学效率。
The temperature at each position and pressure drop across the test section were recorded three times.
每个位置的温度和测试区两端的压降各记录三次。
The pressure drop characteristic in natural circulation was compared with that in forced circulation.
对自然循环和强迫循环流动中压降流量特性进行了比较。
A semitheoretical modeling to calculate pressure drop and exponent of vortex velocity profile is deduced.
建立了计算旋风分离器压降及速度分布指数的通用计算式。
The pressure drop model is discussed, and the pressure loss for single perforation section is calculated.
在给定条件下对压力降模型进行了讨论，计算了单个孔眼段的压力损失。
The fin pitch and fin thickness of the exchanger are the key parameters for heat transfer and pressure drop.
换热器的翅片间距和翅片厚度是影响换热器换热和压降特性的重要因素。
The pressure drop is one of the most important characteristics in hydrodynamics of high-gravity rotating bed.
压降是超重力旋转床流体力学的重要特征之一。
Using mixed tube bundle, high heat transfer coefficient can be acquired as well as pressure drop not too high.
采用混合管束既可获得高的总传热系数和管内外传热膜系数，又可以使管内压降不致过大。
This can reduce the purchase cost, the more important is to be able to reduce the system pressure drop and air loss.
这样能降低购买成本，更重要的是能减小系统压降及空气损耗。
The straight line, poppet-type construction of the CU7 minimizes pressure drop and provides smooth flow characteristics.
CU7直线管、提升型结构压降最小，流量特性曲线平稳圆滑。
The straight line, poppet-type construction of the CU7 minimizes pressure drop and provides smooth flow characteristics.
CU7直线管、提升型结构压降最小，流量特性曲线平稳圆滑。
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