Comparing the expant supply chain modes, this paper supplied a new push-pull supply chain mode which combined the theory of the reverse supply chain.

通过比较目前运作的供应链管理模式，结合逆向供应链理论，提出了一种新的推—拉结合的供应链运作模式。

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Manpower can push or pull to open or close the window under the manual mode.

手动模式下，由人力推或拉来才能把窗打开或关闭。

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You can, indeed have a true class a amplifier that operates in push-pull mode.

您可以，确实有一个真正的A级放大器，工作在推挽模式。

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