NRA997000 EH250C 460V，3 相 60Hz，3hp 爱德华防爆版罗茨真空泵 EH250C 英国爱德华真空泵-Edwards

p1Src=//y3.yzimgs.com/uploads/461521/20161214-181425865.gif?watermark/2/text/5LiK5rW36LWr5ZOy55yf56m66K6-5aSH5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/300/fill/I0E3QTlBOA==/gravity/Center