完全的圆形流道截面能够提供最大的流量和最小的流压损失。
The full round port area provides maximum flow capacity and minimum head loss.
当水平段出现多相流时会有显著压降。
软起动，短路保护，过压保护，过载保护，过热保护，恒流。
Soft start, short circuit protection, over-voltage protection, overload protection, over temperature protection, constant current.
在相同的空气质量流率下，压降随着固体质量流率的上升而上升。
When keep the same, pressure drop increase with the increase of .
本文对有压和明渠非恒定流的基本方程及尾水调压室的相关内容作了介绍和总结。
This article has introduced the equations and has summarized the knowledge of tail tank.
此外，还包括了霍尔传感器断线检测、电池欠压保护、过流保护等保护功能。
Also protect circuits against loss of hall signal, low battery voltage, over current are included.
具备短路、过流、欠压等完备的保护功能。
It possess complete protection functions over short circuit, over current, under voltage. etc.
在保护电路中，本文提出了较为全面的过流、过压及过热等保护措施等方案。
In protect circuit, the paper bring forward to many protective measures such as over-current, over-voltage.
在保护电路中，本文提出了较为全面的过流、过压及过热等保护措施等方案。
In protect circuit, the paper bring forward to many protective measures such as over-current, over-voltage.
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