手摇抽气机适用于中小学实验室中的抽气,抽气极限真空≤1乇(133Pa)
J1013 Manual Air Exhauster
For use in primary and middle school labs.
Air exhausting limit vacuum 1torr (133Pa)
J1013 Manual Air Exhauster
For use in primary and middle school labs.
Air exhausting limit vacuum 1torr (133Pa)