当管道为热态吊零时，工作荷载等于( )；当管道为冷态吊零时，( )等于分配荷载。

A．分配荷载，结构荷载
B．分配荷载，安装荷载
C．结构荷载，安装荷载
D．结构荷载，结构荷载

（）describes, in detail, the project’s deliverables and the work required to create those deliverables.

A. Product scope description

B. Project objectives

C. Stakeholder Analysis

D. The project scope statement