清刷管孔时,严禁()或背对正在清刷的管孔;严禁用眼看、手伸进管孔内摸或()穿管器到来的距离。
参考答案:面对;耳听判断
B The Ancient Olympic Games古代奥林匹克运动会 According to historical records,the first (1) Olympic Games can be traced back to 776 BC.They (2) dedicated to the Olympian gods and were staged on the (3) plains of Olympia.They continued for nearly 12 centuries, (4) Emperor Theodosius decreed in 393 A.D.that aU such"pagan cults" (5) banned. The oldest myth which concerns the beginning of the (6) Games is that of Idaios Daktylos Herakles.According to other (7) ,Zeus,the father of humanity,fought and defeated Cronus in a (8) for the throne of the gods.Finally,the well-known (9) Herakles is mentioned who staged games in Olympia in honour (10) Zeus,because the latter had helped him conquer Elis when (11) went to war against Augeas. Through the 12 centuries of (12) Olympic Games,many wonderful athletes competed in the stadium and (13) hippodrome of ancient Olympia’s sacred area,moving the crowds with (14) great achievements.Although mortal,their Olympic victories immortalised them.Of (15) best athletes who left their mark on the sacred vallev (16) Olympia,some surpassed all limits and became legends by winning (17) successive Olympic Games and remaining at the forefront of their (18) for more than a decade. The ancient Olympic Games were (19) a one.day event until 684 BC.when they were extended (20) three days.In the 5th century B.C.,the Games were extended again to cover five days.
安全生产管理具体包括哪几方面的内容?()
A.安全生产法制管理
B.行政管理
C.工艺技术管理
D.设备设施管理
E.作业环境和作业条件管理