When there is sufficient free water production on a lease, a FWKO is often installed to separate free gas and free water from free oil and emulsion.

油田游离水产量较大时，常安装游离水脱除器，从原油及其乳状液中分出游离水和游离气。

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Warner has previously been outspoken over Gold's suggestion that a separate, much smaller venue should be built to house future athletics events, allowing West Ham to lease the Olympic Stadium.

BBC: UK Athletics boss Ed Warner boosts West Ham's 2012 plan