FOCKE350/401/408包装机排除电机过载故障后,合上()按复位按钮启动设备

题型:单项选择题

问题:

FOCKE350/401/408包装机排除电机过载故障后,合上()按复位按钮启动设备。

A.接近开关

B.光电开关

C.空气开关

D.电磁阀

考点:卷烟包装工显示器及控制面板识别与操作显示器及控制面板识别与操作题库
题型:单项选择题

下列有关实验操作中“量”的说法不正确的是(  )

A.用10mL量筒量取8.05mL的水

B.实验中没有规定取用药品的量时,则取用最少量

C.实验时,取用液体药品的最少量为1~2mL

D.酒精灯内的酒精不能超过容积的

2
3

题型:单项选择题

Originally introduced by Netscape Communications, (1) are a general mechanism which HTFP Server side applications, such as CGI (2) , can use to both store and retrieve information on the HTTP (3) side of the connection. Basically, Cookies can be used to compensate for the (4) nature of HTTP. The addition of a simple, persistent, client-side state significantly extends the capabilities of WWW-based (5) .

A.graphics

B.processes

C.scripts

D.texts

题型:单项选择题

下列肠套叠描述错误的是()

A.男多于女

B.4~10个月婴儿为发病高峰

C.肥胖儿多见

D.早产儿多见

E.春末夏初多

题型:单项选择题

同工酶有何生理意义?

题型:单项选择题

有下列程序,运行后变量x1、y1和z1的结果分别是 (13) (14) (15)
Private Sub fun1(s, m, n)
s = m + 1
  m = n + 2
  n = s + 3
End Sub
Private Sub form_Click()
  Dim x1, y1
  x1 = 1 : y1 = 1 : z1 = 1
  Call fun1(x1, y1 + 1, (z1))
  Debug.Print x1; y1; z1
End Sub

更多题库