【单选题】石油产品密度的测定实验中, 密度计读到0.1 kg/m 3 ,是为测试油品在多少°C时的标准密度 ?
【单选题】The Port State Control Officer (PSCO) will select ships to be inspected of PSC, the factors for the selection usually don't include______.
A.
special types of ships as tankers and bulk carriers
B.
ships with previous records of detention
C.
ships for first arrival
【单选题】设有如下通用过程: Public Sub Fun(a() As Integer, x As Integer) For i = 1 To 5 x = x + a(i) Next End Sub 在窗体上画一个名称为Text1的文本框和一个名称为Command1的命令按钮。然后编写如下的事件过程: Private Sub Command1_Click() Dim arr(5) As Integer...
【单选题】有如下程序: Private Sub Form_Click( ) Dim i As Integer, sum As Integer sum = 0 For i = 2 To 10 If i Mod 2 0 And i Mod 3 = 0 Then sum = sum + i End If Next i Print sum E...
【单选题】设有如下程序: Private Sub Form_Click() Dim a Dim i As Integer a=Array(1,2,3,4,5,6,7,8,9) For i=0 To 3 Print a(5-i); Next End Sub 程序运行后,单击窗体,则在窗体上显示的是( )。
【单选题】设有如下程序: Private Sub Command1_Click() Dim c As Integer, d As Integer c = 4 d = InputBox('请输入一个整数') Do While d > 0 If d > c Then c = c + 1 End If d = InputBox('请输入一个整数') Loop Print c ...
【单选题】( )观点认为,人类的心理就是一整套信息处理的装置,这些装置是由自然选择而形成的,其目的是处理我们祖先在狩猎等生存以及求偶等繁衍过程中所遇到的适应问题。它是一种综合了生物学、心理学和社会科学的研究思想。
【单选题】假定有下表所列的菜单结构: ━━━━━━━━━━━━━━━━━━━━ 标题 名称 层次 ──────────────────── 显示 appear 1(主菜单) 大图标 bigicon 2(子菜单) 小图标 smallicon 2(子菜单) ━━━━━━━━━━━━━━━━━━━━ 要求程序运行后,如果单击菜单项“大图标”,则在该菜单项前添加一个“?”。以下正确的事件过程是( )。
A.
Private Sub bigicon_Click() bigicon.Checked = False End Sub
B.
Private Sub bigicon_Click() Me.appear.bigicon.Checked = True End Sub
C.
Private Sub bigicon_Click() bigicon.Checked = True End Sub
D.
Private Sub bigicon_Click() appear.bigicon.Checked = True End Sub
【单选题】Which type of ships as below isn’t subject to Enhanced Survey Program (ESP)?()
B.
Liquefied gas carriers
C.
Bulk carriers, including ore carriers
【单选题】Why didn't the closest ships come to the Titania's rescue?
A.
Because they did not hear Titania's desperate calls for help.
B.
Because they didn't want to get involved in the accident.
C.
Because they hit each other while rushing to rescue.
D.
Because they didn't have enough fuel.