The most common example is the three-position controller.

最通用的例子是三位置控制器。

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Figure 3 shows a more efficient way to implement a three-position controller.

图3显示了实现三位置控制器更有效的方法。

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The utility model relates to an end-face sealed manual three-position four-way reversing rotary valve.

本实用新型涉及一种端面密封手动三位四通换向转阀。

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At the age of thirty-three, he became one of the youngest doctors in the United States to hold that position.

VOA: special.2009.09.04

Three-quarters take this position because it will lead to too much spending.

WSJ: Obama's Poll Numbers Are Falling to Earth

Today less than one-third of all CMOs hold the position for less than three years--bad news for anyone who cares about marketing.

FORBES: CMO Calculus

Oosthuizen spent most of the round, after his three-under-par miracle on the second, protecting his position, whereas Watson didn't punch his way into a share of the lead until the 16th hole.

WSJ: Masters 2012: Bubba Watson Miracle Shot Lets Him Trump All Comers