But the intelligence level of lowpressure 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。
2
A new principle is adopted in designing lowpressure MOCVD equipment. The principle is that the pressure is set and controlled separately in outlet and inlet of gas line of mass flow controller.