铁工务(1995)144号文件规定,连续两个探伤周期内都发现疲劳伤损(如核伤、鱼鳞伤、螺孔裂纹、水平裂纹等)的不良地段应增加()的检查遍数。
参考答案:仪器探伤
对于油罐车中的汽油的取样,最好选用()。
A、加重取样器
B、取样笼
C、底部取样器
D、管式取样器
The Red Cross would have another million dollars()to buy medicine for the refugees in the Indian Ocean seaquake.
A.by that
B.with that
C.for which
D.with which