组织巡查岗哨的设置通常分为（）、游动岗和瞭望岗三种。A、不定岗 B、固定岗 C、活动岗D

Sixteen  year-olds _______ go out alone at nights．  [ ]

A．should be not allowed to          

B．should not be allowed to    

C．should not allowed to            

D．should not allowed

X射线影像诊断的正确性，相当程度上依赖于X射线影像的质量，而影像形成过程中的每个环节都可能导致影像质量下降。影像质量下降的后果是使诊断信息丢失，影响正确诊断。影像质量评价是对影像形成过程中的各个环节的性能进行评价，从而确定所成影像的质量好坏及是否符合诊断要求。

客观评价方法有（）.

A.MTF

B.RMS

C.DOE

D.NEQ

E.以上都是

磁盘处于写保护状态时其中的数据（ ）。

A．不能读出，不能删改

B．可以读出，不能删改

C．不能读出，可以删改

D．可以读出，可以删改

水力循环澄清池，为了改善水力循环和泥渣回流条件，池底宜做成（）形

A.平底

B.圆

C.圆锥

D.伞

SOX is an alternative（1）for XML.It is useful for reading and creating XML content in a（2）.editor.It is then easily transformed into proper XML.SOX was created because developers can spend a great deal oftime with raw XML.For many ofus,thepopular XML（3）have not reached a point where their tree views,tables and forms can completely substitute for the underlying（4）languagE.This is not surprising when one considers that developers still use a text view,albeit enhanced,for editing other languages such as Java）SOX uses（5）to represent the structure of an XML document,which eliminates the need for closing tags and a number of quoting devices.The result is surprisingly clear.

空白（4）处应选择（）

A.programming

B.command

C.markup

D.interactive