Common form of the pressure switch, volume switch, time switch and flow switch, that is, to achieve the preset inspiratory pressure, capacity, time or flow rate is converted to breath.

常见的方式有压力切换、容量切换、时间切换和流速切换，即吸气达到预置的压力、容量、时间或流速则转为呼气。

youdao

The project of switch power supply not only meets the needs of electron gun, but also reduces the volume of power supply greatly, and the work efficiency of electron gun is advanced by it.

本设计采用开关电源的方案不仅满足了以上的要求，而且大大缩小了电源的体积，提高了电子枪的工作效率。

youdao

The volume of the memory card connector is effectively reduced because the terminals and the switch terminal are fixed on the base in an embedding way.

本实用新型记忆 卡连接器由于若干个端子与一开关端子均以嵌件方式固定于底座 上，有效地减小了记忆卡连接器的体积。

youdao

The right side houses a volume switch and a physical camera button -- these were a bit plasticky, but has a nice matte finish.

ENGADGET

Both models feature a new capacitive touch control design that allows the listener to change volume, switch channels or jump streams with a simple swipe or tap.

ENGADGET: Koss intros Striva headphone systems, lets you stream music over WiFi straight to your ears

This protrusion (which is removeable) provides access to a multi-function button, volume controls, power switch and micro-USB port for charging.

ENGADGET