【简答题】If a person who has no authority to be on board attempts to enter the ship, where should he be stopped?
【判断题】A credit can be amended, revoked or vancelled without the beneficiary’s consent.
【单选题】If a person who has diabetes mellitus forgot to take an insulin injection, symptoms that may soon appear include
C.
increased urine production.
【单选题】以下不属于 AFS 系统组成结构的是 ( )
【单选题】用AFS法测定某样品中锑的含量,得到如下结果:3.27, 3.25,3.17,3.19, 3.05(mg/g),请用Q检验法判断3.05这个数据是否应该保留( )