The low-pressure relievingdevice (4) further comprises a driving piece (8) for driving the movable piece (7) to move to the opening position from the closing position.
Rated relieving capacity is the flow capacity of a relief device expressed in terms of air flow at standard conditions ( SCFH or Nm3/h).
额定泄放量是用标准状况下的气体体积表示的泄压设施的体积流量。
3
Regarding as the peculiar product, the medical device has been widely used for disease diagnosing, curing or relieving and health-care recovery and so on.