钢材牌号为Q235-A中,235代表钢材的()
A、抗拉强度
B、屈服强度
C、含碳量
D、冲击值
参考答案:B
Exciting as its special effects are ____,there is too much violence in the film.
A.to watch
B.to be watched
C.watching
D.being watched
甲、乙两时钟都不正确,甲钟每走24小时,恰好快1分钟;乙钟每走24小时,恰好慢1分钟。假定今天下午三点钟的时候,将甲、乙两钟都调好,指在准确的时间上,任其不停地走下去,问下一次这两只钟都同样指在三点时,要隔多少天?()
A.30
B.240
C.480
D.720