城市区位是指[ ]
A、城市的位置
B、城市的地位
C、城市与外部自然的、社会的和经济的事物之间所构成的空间联系
D、一城市与另一城市的关系
答案：C
成人甲状腺的重量是（）。
A.10g
B.20g
C.30g
D.40g
E.50g
Which topic is NOT required to be discussed at the pre-transfer conference?（）
A.Identity of the product to be transferred
B.Details of transferring and receiving systems
C.Emergency shutdown procedures
D.Estimated time of finishing cargo
