The presence or absence of freight traffic, the volume of freight traffic, and the nature of freight operations (e.g., overhead vs. local switching).

货车流量存在与否、货车流量的大小、货车运行的性质（如，高架道口或平交道口）。

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The benefit of packet switching is that it can handle high-volume traffic in a network.

包交换的好处就在于它能够处理网络上大量的交易。

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Switching power amplifier has advantage over volume, efficiency and power dissipation because of its high efficiency.

开关功率放大器由于具有很高的效率，在体积、效率和功耗要求较高的场合具有很大的优势。

youdao

ECNs, and might have an interest in switching their trading volume to a market in which they have a bigger ownership stake.

ECONOMIST: Stockmarket regulation

On the right edge, you'll notice a volume jog dial for incoming chat audio and a backlit button for switching between speaker and headset mode.

ENGADGET: Turtle Beach XP Seven Series headset review: a new era of tournament-grade gaming audio