【单选题】钢板按厚度分组的原因是:不同的厚度的钢板,其( )
【单选题】钢板按厚度分组的原因是:不同厚度的钢板,其( )。
【简答题】Who are responsible for global warming?
【单选题】Who are responsible for planning and directing the manufacturing process?A.Scientists a
A.
20:Who are responsible for planning and directing the manufacturing process? A.Scientists and engineers.
D.
Public relation workers.
【单选题】钢板按厚度分组的原因是:不同厚度的钢板,其
【单选题】Who are responsible for setting the goals for public school teaching in America?
A.
Chief state school officers.
C.
Local and state school boards.
D.
Local education bureau.