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【单选题】
贵金属通过旋转的轧辊受到压缩,横断面积减小,长度增加的过程,被称为哪一种工艺方法?A.
焊接
B.
铸造
C.
切削
D.
轧制
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The sudden cancellation of Mr. Blair's trip was due to his heavy ______.
A.
workload
B.
workforce
【单选题】A sudden scream ______ the silence of the room. There's no time to cover the children's ears.
A.
pierced
B.
penetrated
C.
spread
D.
spurred
【简答题】Let ’ s go shopping today.( 变反义疑问句 ) Let ’ s go shopping today , _______ ______?
【简答题】The sudden cancellation of Mr. Blair’s trip was due to his heavy _____________ .
【简答题】临时性建筑的设计使用年限为()年,属于()类。普通建筑和构筑物的设计使用年限为()年,属于()类。
【单选题】_________ is the death of heart muscle due to sudden deprivation of oxygen in circulating blood.
A.
Myocardial infact
B.
Hypoglycaemic attack
C.
Ketoacidosis
D.
Catheterisation