材料的塑性越好,其允许的变形程度越大,则最小弯曲半径(),材料经加热到一定温度后,塑性将大大提高,弯曲半径可更小。
A、越大
B、越小
C、不变
D、任意
参考答案:B
Jimmy has invented a set of equipment independently to produce valuable chemicals with waste materials
______ by others.[ ]
A. abrupt
B. abused
C. abandoned
D. adapted
耙装机距迎头最大距离根据具体()和()确定。