计算区域的进口采用均匀速度进口、位置选为泵的进口是合适的;
The model inflow boundary can be assumed to be uniform velocity inlet that placed in the pump intake;
地壳板块不是以均匀速度移动的,因而,当板块运动较慢时,一个巨大的火山就可“趁机”形成。
The plates of the Earth's crust move at uneven speeds, so when the plate moves slowly, this allows a tremendous volcano to build up.
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