All carburetors have some type of fuel reservoir or float system.

所有的化油器都具有某种型式的贮油箱或浮子系统。

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The float system includes the float bowl and a float-and-needle valve.

浮子系统包括：浮子室和一个浮子针阀。

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The float system is perhaps one of the most important systems in the carburetor.

浮子系统也许是化油器中最重要的装置。

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It would be unwise for China to float the yuan until it has cleaned up its banking system, but it could repeg against the dollar at a higher rate and shift to a currency basket, which is what the government has said it would like to do.

ECONOMIST: China's economy

Allowing the yuan to float freely could have bad implications if the country's financial system is not in good shape.

FORBES: China's Currency Problems

The system is reliable, and the problem of having messages float into cyberspace and never reaching their intended recipients has been solved, according to Mehalick.

CNN: Lockheed finally finds e-mail success