属于设备采购合同的条款内容有( )。
A.交(提)货期限
B.分包与外购
C.违约责任
D.履约保证金
E.产品的技术标准或技术性能指标
参考答案:A,C,E
Peter and his brother _____ a great sports collection. [ ]
A. has
B. have
C. to have
D. there are
板带轧机压下装置的特点是什么?