研究表明，回流口截面以上区域传热以对流方式为主，底部区域则主要是逐层导热。
It is found that the convection heat transfer plays an important part in the bulk above the return flow section and the heat conduction only rises in the bottom region.
对内河挖入式港池发生淤积的原因进行分析，认为淤积主要是由口门处的回流及浑水异重流引起的。
Based on the analysis of the reason of sedimentation in dig-in basins, it is considered that sedimentation is brought primarily by circumfluence at the basin entrance and density flow.
简单环形挡渣板也能产生环形回流区，在旋风燃烧室设计中可取代锥形缩口挡渣板。
Annular reverse flow zone can be found too in the combustor with the flat-straight slag baffle.
对内河挖入式港池发生淤积的原因进行分析，认为淤积主要是由口门处的回流及浑水异重流引起的。
This paper defines the "return flow" problem in first place, and then analyzes the impacts of return-flow on the process of water market.
挖入式港池口门附近普遍存在回流运动，与此类似的情况是冲积河流低水头枢纽的引航道。
There exists universally reflow in the entrance of excavated dock, which is similar to approach channel of low head hydro-junction located in alluvial river.
一种涡卷压缩机，设置回流管，回油管具有一出口用以向电动机的电动保护器引导油。
The invention oil return pipe disposed in a scroll compressor has an outlet for leading oil to the electric protector of a motor.
另外，在出料直管内形成一个回流区，易造成出料口堵塞，也会产生噪声。
In addition a reversed flow was formed in the outlet, which could cause a block and produce noise.
另外，在出料直管内形成一个回流区，易造成出料口堵塞，也会产生噪声。
In addition a reversed flow was formed in the outlet, which could cause a block and produce noise.
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