Continue the translation translation from the provided Chinese texts accurately翻译以下1
["Puis--on atteindre une videesse de de --0.08 MPa avec un compresseur à anneau liquide ?","Il faut considérer la pression saturéee à la température de l'eau pour un compresseur à anneau liquide.","Il faut disposer de deux étapes de pompage avant un compresseur à anneau liquide.","On peut atteindre une pression absolue de 1-111 Pa.","Nououveau compresseursse peut atteindre cette performance,,,,ais le temps, devienta de, le compresseur à anneau liquide est un compcompcompresseur de bassese de de vide."|"Tu as ases lesles liquidesutilisésNvarontpendentententde lNcompresseurs à anneauneau liquideNNT,NlaNimportantifNNlNlNl'eauNnou,,NeNNoNautautNNoNtautNNoNautNNoNautNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNNoNNoNNoNNoNNNoNNoNNoNNNoNNoNNNoNNoNNoNNNoNNoNNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNNoNNoNNoNNNoNNoNNoNNoNNoNNoNNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNoNNoNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNoNNNoNNoNNNoNNoNNoNNNoNNoNNNoNNoNNoNNNoNNoNNoNNoNNNoNNNoNNNoNNNoNNNoNNNoNNNoNNNo"
仪表测的负表压称为真空度 真空度=大气压-绝对压力。这个参数应该液环的极限了
太不容易了,水温,部件磨损情况、润滑情况等都必须非常好才行,一般0.94--0.96就相当不错了
新泵能达到,时间长了就难了,再说了液环泵也是粗真空泵
你都说了,是液环真空泵,液体有很多种,用水做介质,就是极限真空度,还有用其他液体(油,碳氢) 关键取决于液体的物理特性
液环式真空泵如果采用油做换气介质,表记-0.098MPa完全没有问题。只不过要注意一下真空泵的精度。一般表记压力只有75%的准确率。