The mass flow rate of the molten metal is controlled by means of a choke element fitted in the casting trough.

熔融金属的质量流率借助配合在浇注槽内的一个扼流元件控制。

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This choke valve, during cold engine starting, starts fuel to flow through the main system prematurely.

在冷启动时，阻风门使燃油提早进入主供油装置。

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Additional flow rate (AFR) method can overcome this problem beautifully by inject a kind of light and thin fluid into choke line to drop its pressure loss.

附加流速法通过向节流管线内注入轻质的附加流体降低了节流管线的压降，可以很好的解决上述的压井难题。

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The remote-controlled submarines are being used by BP in an attempt to activate the well's blowout preventer to choke the flow of oil.

CNN: Oil spill from rig explosion at 5,000 barrels a day