也可以安装这个系列来调节如冲洗阀和快速旋塞阀这类快速反应设备的水流。
This Series is also installed to regulate the flow of water to such fast acting equipment as flushometers and snap cocks.
电频率快速、准确测量是电网及电气设备运行、控制、调节的基础。
Accurate and fast estimation of electric frequency is the basis of operation, control, and regulation of power system and electric equipments.
电频率快速、准确测量是电网及电气设备运行、控制、调节的基础。
Accurate and fast estimation of electric frequency is the basis of operation, control, and regulation of power system and electric equipments.
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