作业前,施工作业负责人和机具使用人员应对机具进行()。
查看答案
为正确使用装有增压器的柴油机,启动时应该();汽车停驶时,应该()。
A. 限制柴油机转速;怠速转运数分钟
B. 防止柴油机高速运转;立即熄火
C. 防止柴油机高速运转;怠速运转数秒钟
D. 柴油机高速运转;怠速运转数分钟
You are the network administrator for ExamSheet.net. You administer ExamSheet’s Windows 2000 network. You install Windows 2000 Professional on a computer that has a Non-Plug and Play video adapter. You want to configure the video adapter to use 32-bit color and 1024 x 768 resolution. The color setting for the video adapter is set to 16 colors and 640 x 480 resolutionand you cannot change either setting. You view display properties and confirm that the appropriate monitor is selected. You want to be able to change the color setting for this video adapter. What should you do? ()
A. UseList All Modesto select the adapter default mode.
B. Change the adapter refresh rate to 60Mhz.
C. Upgrade the monitor drivers.
D. Upgrade the display adapters driver
以下符合轨道区段(含道岔区段)颜色优先等级(从高至低)顺序的是()
A. 淡绿色、粉红色、黄色、绿色;
B. 红色、粉红色、深蓝色、绿色;
C. 黄色、绿色、灰色、红色;
D. 灰色、粉红色、淡绿色、黄色。
下列选项中,属于容器型控件的是()
A. 图像
B. 文本框
C. 标签
D. 选项卡