动员预付款是一项由业主提供给承包人用作购买材料、设备的无息贷款。 ( )
参考答案：错
Products which are made from dirts and are ________high temperatures are known as ceramics.
A．tempered in
B．subjected to
C．exposed to
D．baked in
编号为7的DIB板的ID地址8421码在ON的位置上的有（）。
A.8
B.4、1
C.4、2、1
