The findings could help design more effective head protection for humans.
这一发现可能有助于为人类设计出更有效的头部保护装置。
The additional effective head due to the potential energy converted from the residual energy at the intake after blasting is also discussed.
文中还对岩塞起爆后，爆炸余能在进水口转化为位能所引起的附加作用水头进行了探讨。
In this range of air-water ratio the flow rate of mixture slightly decreased, the axial power increased linearly and the pump efficiency increased parabolically with a rise in effective head.
在稳定工作区范围内，不同的含气量条件下，随着排出压头的增加，混合液总量稍有下降，轴功率直线上升，效率呈抛物线变化。
In this range of air-water ratio the flow rate of mixture slightly decreased, the axial power increased linearly and the pump efficiency increased parabolically with a rise in effective head.
在稳定工作区范围内，不同的含气量条件下，随着排出压头的增加，混合液总量稍有下降，轴功率直线上升，效率呈抛物线变化。
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