But the intelligence level of low pressure switch mainly depends on the reliability and sensibility of protection controller.
而低压馈电开关的智能化程度主要取决于保护器的可靠性和灵敏性。
A new principle is adopted in designing low pressure MOCVD equipment. The principle is that the pressure is set and controlled separately in outlet and inlet of gas line of mass flow controller.
采用了一种新的设计原理，即以流量计为基准，将气体入口端和出口端压力双重分别统一控制，进行了低压MOCVD设计。
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