Operation of the valve control release on a fixed CO2 system must immediately ______.A.release CO2 to the protected spaceB.secure all mechanical ventilation in the protected spaceC.sound the rig’s general alarm signal for a fireD.sound an alarm in the ballast control room
Operation of the valve control release on a fixed CO2 system must immediately ______.
A.release CO2 to the protected space
B.secure all mechanical ventilation in the protected space
C.sound the rig’s general alarm signal for a fire
D.sound an alarm in the ballast control room
相关考题:
9. _______you _______ stay at home today?A. Do ; have toB. Must; have toC. Have; toD. Do ; must
Windows2003系统禁止匿名用户连接应修改注册表键值,将HKLM\SYSTEM\CurrentControlSet\Control\Lsa里()的值修改为“1”,类型为REGDWORD。 A.restrictunnameuserB.restrictanonymousC.denyunnameuserD.denyanonymous
在Windows2003系统里,禁止139空连接需要修改注册表()键值为1。 A.HKLM\system\Microsoft\windows\control\lsa-restrictanonymousB.HKLM\software\currentcontrolset\control\lsa-restrictanonymousC.HKLM\system\currentcontrolset\control\lsa-restrictanonymousD.HKLM\software\Microsoft\windows\control\lsa-restrictanonymous
( )was frozen in December 2008 and this has been the basis for the first wave ofLTE equipment.LTE specifications are very stable,with and added benefit of enhancements having been introduced in all subsequent 3GPP Releases.A.Release 1 B. Release 8C.Release 10 D. Release 15
2、所有Windows窗体控件都是从System.Windows.Forms.Control类继承而来,它公开的成员不包含()A.属性B.事件C.方法D.窗体