截流止回阀最适用于低流速或中流速应用环境。
Stop-check valves are best suited for low to moderate velocity applications.
这是小管径、低流速系统测量方法上的一个突破。
We think this is an important break-through in testing lower flow velocity in tiny tube .
该法对其它小管径低流速系统有一定的参考价值。
This method is of some reference value for other low flow velocity system with tube of small diameter.
持续的低流速波。
该系统主要作用是针对低流速环境中的流速测定。
This system focused on the anemometry at low velocity range.
并且在低流速液体意志通过孔啜泣，减少塔板效率。
And at low flow-rates liquid will weep through the hole, reducing the plate efficiency.
数量最多的低流速列管式传热设备的污垢问题最严重。
The fouling problem is the most serious for the shell - tube heat exchangers of low flowing velocity, whose number is the largest.
此外，干管中采用低流速还有利于系统的水力工况稳定性。
In addition, the use of low flow rate in the dry pipe is also conducive to the stability of the hydraulic system.
现有塑料光滑螺旋扭带不能用于低流速传热设备的自动清洗。
The smooth plastic strip can not apply to auto-cleanout of low velocity of flow in heat exchanger in existence.
低流速的静脉畸形、淋巴管畸形须与头颈部其它囊性病变鉴别。
Low flow speed lesions (venous malformation or lymphatic malformation) should be distinguished from other cystic lesions in head and neck.
第二组处于收缩期正常流速，舒张末期低流速，肾血管高阻状态。
In the second phase group it was in a state of normal systolic flow velocity, low diastolic flow velocity and high renal vascular resistance.
用陶瓷微滤膜组装的膜生物反应器，在低流速下对生活污水进行处理。
A study on ceramic membrane bioreactor for municipal wastewater with low crossflow velocity was carried out.
为了防止测压管嘴被微细颗粒堵塞，在管嘴处以低流速向床内注入气体。
To prevent clogging of the pressure tap by fine solids gas is bled into the bed at low velocity at the taps .
变化的吸附水层厚度可以解释低渗透油藏中低流速下的非达西渗流特征。
The changing thickness of the adsorbed water layers can be used to interpret the non-Darcy percolating character in case of low flow velocity of the low permeability oil reservoir.
对于钝化材料(如F 5)在低流速条件下施加阴极保护可能出现负效应。
For passive material such as F5, it could cause negative effect at low flow velocity when cathodic protection was applied.
检测发现低流速或者流速降低迅速的患者进行血管造影和经皮穿刺血管成形术。
Ithaca, NY. Detection of low flow or a considerable drop in flow prompted angiography and PTA.
本文研究了低流速范围内突出式和陷落式圆柱形腔的流激自持振荡和驻波共振问题。
The flow-induced self-sustaining oscillation and standing wave resonance of protruding and trap cavities are studied at the low speed range.
对于低流速情况，引入略去U 2项的弱流假定，对弱流近似的适用范围进行了讨论。
In the case of lower velocity current, a weak current assumption with terms of U2 neglected is introduced. The applicable range of the weak current approximation is discussed.
依据其特低流速的特点，研究成功具有在线、连续自动清洗功能的塑料螺旋齿管技术。
The author succeeds in studying the plastic screw geared tube technology with on-line continuous self cleaning function based on its ultra low flow ratio.
实验发现聚合物溶液在低流速下，表现剪切变稀，超过一定流速后，表现为剪切增稠。
The polymer solution was manifested to show the property of shear thinning at low flow rate and shear thickening if the flow rate exceeded a point.
而在低流速下，溶解性磷是TP的主要组成成分，其质量浓度的相对比例可高达87%。
In the low flow rate, it is the major composition of TP, its proportion being as high as 87%.
结果：高血压患者眼血管血流速度明显减慢，阻力指数明显增高，呈低流速高阻力状况。
Results: the ophthalmic bloodstream speed increased obviously, the ophthalmic blood vessels of hypertension was in a state of low bloodstream and high resistance.
它可以用来测量液体、气体、以及蒸汽的流量，特别适宜低流速小流量的介质流量测量。
It can be used to measure liquid, gas, and steam flow, especially suitable for small low-velocity flow measurement medium flow.
他得出的结论是一个真正的平衡之间的空气和粮食有可能保持在粮食通风与空气在低流速。
He arrived at the conclusion that a true balance between the air and the grain is possible to maintain when the grain is ventilated with ambient air at low flow rates.
实验验证了超声涡街流量测量技术在低流速下有良好的测量效果，并指出影响测量成功率的因素。
It proved that ultrasonic vortex technology was of good effect on measuring flowing gas in low speed and indicated the factors affecting the results.
为了测定裂隙岩体渗流的动态变化过程，本文自行设计了一种便携式、超小型的低流速自动测定装置。
To monitor the movement process of fissured water, self-designed a portable and microminiature device for auto - measuring the low flow rate.
在射流管内，低流速比时存在有紊动区，当流速比大于0 0 5以后，射流管内温度已不受主流的影响。
But this effect of the main flow to the flow inside the hot jet tube disappears after the velocity ratio become larger than 0 05.
在拖拉机上，调整流量控制阀到低流速一侧。注意：太快的流速会使油升温过早的磨损或者给拖拉机造成损害。
On tractor, adjust flow-control valve to low side of flow rate. NOTE: the faster the flow of oil heating, premature wear or tractor damage.
内部CPU提供通常的内置电子流量表的所有功能，包括低流速校正、频率反应设置、低流速时灵敏度设置范围等。
Internal CPU provides all functions usually built in electronic flow meters, incl. low flow rate correction, frequency response setting, bandwidth of sensitivity setting at low flow rates, etc.
该方法可以在高采样频率条件下实现低流速血流信号的局部可视化，同时由于局部范围内采样分辨率的提高，将获得更细致的血流声谱图。
Even if the sampling rate is high, the method makes part of a low blood flow signal clearly visible in frequency domain, and more detailed blood flow sonogram can be obtained.
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