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2019-04-26View Original

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Reply #22019-04-26
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Reply #32019-04-27
"La première questionique est plutôt de différents types de pompes真空泵吗? 并联可以得到更大的抽气量,基本就是n
Reply #42019-04-27
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Reply #52019-04-28
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Reply #62019-04-30
"Pour串联可以得到更高的真空度度,但是这个就不是了;在现实中很少有使用同型号的真空泵来串联,往往是分用大气量的泵作为前级,小气量的泵为后;;而且往往用不同类型的泵搭配,能得到更高的真空度及抽气量,比如:水环泵+罗茨泵,旋片泵;罗茨泵"旋片泵";罗茨泵"旋片泵";升华泵等
Reply #72022-05-29
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