冷铆铆钉在常温状态下的铆接称为冷铆()
参考答案:错
Hurricane Sandy struck the northeastern United States, ____________ millions of people homeless.
A.to make
B.making
C.having made
D.made
为防止混炉混号,连铸坯应按()堆放。
A、品种
B、规格
C、炉号
D、定货合同