The()is concerned with successful election, whereas the statesman is interested in future of his people.
A. politics
B. politician
C. political
D. politically
查看答案
按ZBJ 04005-87标准规定,荧光渗透探伤时,被检物表面上的标准荧光强度应大于()lx
非机动车是指下列哪些车辆?()车
A. 摩托车
B. 电动自行车
C. 自行车
D. 轻便摩托
下面哪一项是地面测试抖杆器时的工作要求:
A. 释放阵风锁
B. DAU通电不超过10秒钟
C. PITOT/AOA 加热开关放关断位
D. 都不是