【简答题】半自动闭塞只在车站的进出站信号机附近设有较短的一段轨道电路,区间不设轨道电路,所以,当初发的列车进入出站线路的轨道电路区段后,出站信号机就会()。但闭塞分区是否出清开放,却需要车站值班员人工办理闭塞手续。
【判断题】Under the CIF term, the seller is responsible for the transportantion and buying insurance, while under the CFR term, the buyer is responsible for buying insurance. Therefore, the risk of loss of and ...
【判断题】Under CFR term, the customs clearance for export is the buyer’s responsibility.
【单选题】关于胰岛素使用的护理措施叙述错误的是
A.
胰岛素使用期间,宜放在室温20℃以下的环境中保存
B.
若两种胰岛素合用时,应先抽胰岛素,后抽精蛋白锌胰岛素
C.
若两种胰岛素合用时,应先抽精蛋白锌胰岛素,后抽胰岛素
【判断题】半自动闭塞不需要人工办理闭塞手续。( )
【单选题】Under CFR term, the transfer of risk from seller to buyer happens when the goods are delivered_____
B.
at the port of destination
C.
to the buyer at the port of destination
D.
on board the vessel at the port of shipment
【单选题】继电半自动闭塞不需要人工办理的手续是 ( )。