回流可以是循环回流或内回流。
内回流是分馏塔内借助内部冷却盘管使蒸气冷凝而产生的液体。
Induced reflux is liquid formed within a fractionation tower by condensation of vapors by means of an internal cooling coil.
通过减小腔内回流比例、增大正反方向流阻差，提高泵液效率与输出泵压、减小输出脉动。
By reducing the reverse flow in chamber and by increasing resistance difference of back-and-forth flow, higher efficiency, higher pressure and less output fluctuation could be expected.
如果水系统内的碎片继续造成污染，则需要在防回流阀总成的上游安装一个过滤器。
If debris in the water system continues to cause fouling, a strainer can be installed upstream of the backflow assembly.
骨皮质的静脉血主要经皮质窦回流到骨髓静脉内。
The venous blood in the cortex go back to the medullary veins largely.
加速度计的敏感元及测量专用芯片（ASIC） 集成在DIL塑料封装内，其引脚可用于表面安装和回流焊接。
The sensing element and the measuring ASIC are assembled in a dual-in-line (DIL) plastic package with pins for surface mount and re-flow soldering.
分析了液排渣粉煤燃烧器内的流体流动问题，着重分析了中心回流区及其作用。
The flow of fluid in the entrained slagging coal powder combustor are analysed. Specially, the center reflux area and its effects on the flow of fluid slag are analysed.
目的建立猪的全胰十二指肠移植空肠内引流，门静脉回流模型。
Objective To establish a pig model of pancreaticoduodenal transplantation with jejunum drainage and portal venous drainage.
结论猪全胰十二指肠移植门静脉回流、空肠内引流术式大动物模型稳定、可靠。
Conclusion the model of the whole pancreaticoduodenal transplantation with portal venous drainage and enteric drainage is stable and reliable.
据此可反映出颈内动脉颅内段和椎动脉的血管流量以及静脉回流阻力等定量指标。
And then, it can reflect the blood vessel flux of internal carotid plexus, intracranial sector and vertebral, the quantification target of vein backflow drag.
不建议在坑内或拱顶内安装防回流阀。
Installing a backflow preventer in a pit or vault is not recommended.
回流区域内的扰动可使主要混合区内热量释放发生相应的变化。
Disturbances in the recirculating flow regime can produce related variations in the heat release rate in the primary mixing region.
一种针抽吸活组织检查设备(20)，包括注射器(28)、控制注射器筒(30)内真空的阀门连接器(25)以及防回流头部。
A needle aspiration biopsy device (20) includes a syringe (28), a valve coupler (25) for controlling a vacuum in the syringe barrel (30), and an anti-reflux head.
独有自动气喉设计，能有效减低隔气内之水份被蒸发及抽干而失去防回流的功能。
The innovative design of the automatic gas pipe effectively reduces the loss of water through evaporation and pumping to ensure that the valve can perform its best function.
抽穗后15d内、抽穗至成熟期茎鞘非结构性碳水化合物转运量显著降低，成熟期茎鞘中非结构性碳水化合物回流严重。
During the 15 days after heading or from heading to mature, translocation amount of stem-sheath stored NSC decreased significantly and in the mature, NSC reaccumulated seriously in the stem-sheath.
停机时，防止泵内的水回流到设备内；
When engine off, prevents in pump's water backflow to the equipment in;
另外，POSCAP即使在规范、规定的条件内进行回流焊，焊接后的漏电流也有可能变大。
In addition, POSCAP even in the specification, within the conditions prescribed reflow, the leakage current after welding may also be larger.
本文分析了回流冷凝器内的物理现象和传热过程；
This paper analyzes the physical phenomena and the heat transport in the reflux condenser;
由测量结果可知：在双叶片叶轮内，流体基本沿叶片吸力面流动，叶片压力面上的相对速度较低，在压力面出口出现了速度很低的回流区，有明显“射流-尾迹”特征。
The results indicated that in the two-blade impeller, the fluid mainly flowed along the suction side, the velocity is very small on the pressure side, and a typical jet-wake flow has been observed.
数值结果表明，蜗壳内的速度场以及压力场分布相对比较均匀，在隔舌和扩散段内存在一定的回流和涡流，但并不影响泵的良好性能和高效率。
The results show the distributions of the velocity field and pressure field, especially for the flow in laryngeal and diffuse part. There are refluence on...
数值结果表明，蜗壳内的速度场以及压力场分布相对比较均匀，在隔舌和扩散段内存在一定的回流和涡流，但并不影响泵的良好性能和高效率。
The results show the distributions of the velocity field and pressure field, especially for the flow in laryngeal and diffuse part. There are refluence on...
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