reversed flow

Therefore, the analysis of flow pattern and variety regulations of unsteady separated flow behind the reversed tainter valve is of great importance to theoretical study and engineering design.

因此，分析研究阀门段水流急变分离流的流态及其变化规律，对理论研究和工程设计实践都具有重要意义。

Based on the principle, the phosphor is determined by reversed flow injection gradient dilution method.

据此,提出利用流动注射梯度稀释技术来分析炉水中的磷.

Last year "the net migration flow from Mexico to the United States has stopped and may have reversed," it says, for the first time since records began.

该报告称，去年“从墨西哥到美国的净移民人数停止增长，并可能出现了逆转”，这是有记录以来的第一次。

Characteristics and applications of top gap slit flow at reversed tainter valve on lock with high lift

高水头船闸反弧形阀门门顶缝隙流特性及其应用

In many kilns the air flow can be reversed in order to reduce these differences.

许多干燥窑内的空气是可以反向流动的,为的是减少这种差异.