摘要 : For an industry that's been around seemingly forever (the first known model dates back to 1650), there's a surprising lack of detailed information as to what these important machines can actually do for us today. With so many styl... 展开 For an industry that's been around seemingly forever (the first known model dates back to 1650), there's a surprising lack of detailed information as to what these important machines can actually do for us today. With so many styles and capacities to choose from, knowing which vacuum pump will be right for your extraction lab can be tough. 收起