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问题 单项选择题

下列关于核医学工作控制区的说法错误的是（）

A.是指需要或可能需要专门防护手段或安全措施的区域

B.用以控制非正常条件下的照射或防止污染扩散

C.用以预防潜在照射或限制潜在照射范围

D.必须设置醒目的电离辐射标识

E.该区禁止一切与工作无关的滞留

答案

参考答案：B

解析：控制区是用以控制正常条件下的照射或防止污染扩散。

改错题

短文改错(共10小题; 每小题1分, 满分10分)

以下标有题号的每一行均有一个错误，请找出，并按下列情况改正：

此行多一个词：把多余的词用斜线（/）划掉，在该行右边横线上写出该词，并也用斜线划掉。

此行缺一个词：在缺词处加一个漏字符号（∧），在该行右边横线上写出该加的词。

此行错一个词：在错的词下划一横线，在该右边横线上写出改正后的词。

注意：请在答题卡上作答。

The Asian Games are held each four years. The 16th Asian                  小题1:_____

Games were held in Guangzhou, China. Guangzhou was a second city        小题2:_____in China to have the right for host the Asian Games. It was                  小题3:______ well-known Beijing held the 11th Asian Games in 1990.                  小题4:___            Guangzhou Asian Games opened in November 12, 2010.                 小题5:____           It had 41 event. It was the largest in the history of the Asian Games.           小题6:______ The 16th Guangzhou Asian Games that were lasted 16 days closed           小题7:______

very successfully. The Chinese sports delegation, obtained 199 gold            小题8:______

medals, 119 silver medals and 98 bronze medals, creates magnificence(辉煌)  小题9:______

in the 16th Asian Games and gained the first position once over.                  小题10:______
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单项选择题

（）不属于可编程控制器的功能。

A.数字运算

B.模拟运算

C.信息传递

D.能量传递
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