In the suction pipe of the pump, if the absolute pressure is 0.07MPa, the vacuum is ( )MPa.
In the suction pipe of the pump, if the absolute pressure is 0.07MPa, the vacuum is ( )MPa.
发布时间:2025-09-04 12:53:12
In the suction pipe of the pump, if the absolute pressure is 0.07MPa, the vacuum is ( )MPa.