Which of the substances listed is satisfactorily removed from the fuel by a centrifugal oil purifier?（） Carbon particles。 Lube oil。 Gasoline。 Diesel fuel。
故障研判技术原则中信息来源自动过滤原则是什么？
To（）sanitary water from any vessel，an application shall be made to Harbor Authorities for approval. discharge。 recircle。 load。 take i。
Which of the following problems will occur if a disk-type centrifugal lube oil purifier is not properly primed prior to admitting oil flow to the bowl?（） Contamination of the lube oil by emulsification will result。 The lube oil will not be subjected to the proper centrifugal force。 The lube oil will overheat and flash。 Oil will discharge from the heavy phase discharge port and be wasted。
简述引纱辊作用。
取得交通银行个人理财产品销售资格证书的销售人员销售风险等级为4R以上的产品应具备的资格是（）。
