Minesto表示,只要控制好这种深海绿色能源,或者是说放好这只“风筝”,人们便能够从这里获取到来自潮汐的能源,而深海里的水流速度往往10倍于海表面。
Anchoring "Deep Green" and steering the tethered "kite" enables the turbine to capture energy from the tidal currents at ten times the speed of the actual stream velocity, say Minesto.
铸锭时控制钢液的注流速度,是改善和提高钢锭表面和内部质量的重要工艺措施。
During ingot casting, control of casting speed is an important measure to improve the surface and inner qualities.
当液体沿固体表面的流速超过临界速度时,出现滑移,这样能实现减阻;
When the flow rate of the liquid slipping along the solid surface exceeds that of a critical speed, slipping will occur and drag reduction will be realized consequently;
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