HT16B Edwards油蒸汽扩散泵 HT16... 英国爱德华真空泵-Edwards

p1Src=//y1.yzimgs.com/uploads/461521/2017119-17856878.jpg?watermark/2/text/5LiK5rW36LWr5ZOy55yf56m66K6-5aSH5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/500/fill/I0E3QTlBOA==/gravity/Center"