铣削（）等零件时，需要使用分度头进行分度。 A.多边形 B.齿轮 C.法兰 D.花键

由芍药、麻黄、石膏、桂枝、甘草、生姜、大枣七味药组成的方剂，其方名为（）

A.大青龙汤

B.桂枝麻黄各半汤

C.桂枝二麻黄一汤

D.桂枝二越婢一汤

E.以上都不是

The UNIX operating system is made up of three parts; the kernel, the shell and the programs. The kernel of UNIX is the (71) of the operating system: it allocates time and memory to programs and handles the filestore and communications in response to (72) .
The shell acts as an (73) between the user and the kernel. When a user logs in, the (74) program checks the username and password, and then starts another program called the shell. The shell is a command line (75) (CLI). It interprets the commands the user types in and arranges for them to be carded out. The commands are themselves programs: when they terminate, the shell gives the user another prompt (% on our systems).

A．hub

B．center

C．core

D．nucleus

腐蚀性强的流体易走换热器的壳程。

我们要借鉴国际报关管理的通行做法，逐步把专业报关行塑造成既对企业负责，又对海关负责的具有中介机构性质的经营实体。

在窗体中添加一个命令按钮(名为Command1) 和一个文本框(名为Text1) ，并在命令按钮中编写如下事例代码：
Private Sub Command1_Click( )
Str1="981765"
Str2="65"
n=InStr(Str1,Str2)
Me.Text1=n
End Sub
窗体打开运行后，单击命令按钮，在文本框中显示______。

A．4

B．5

C．6

D．7