[填空题] 单片8051含（）KBROM。

下列物质或结构中，具有特异性识别功能的有（） ["","","",""] The Rules state that vessels may depart from the Rules when（）. ["there are other vessels in the vicinity","operating in a traffic separation scheme","engaged in a situation involving more than two vessels","necessary to avoid immediate danger"] 在Windows 2000中启动某应用程序，可以单击“开始”菜单中的“运行”项，系统会弹出一对话框，在对话框的“打开”下拉列表中列出了（）。 ["最近几次保存过的程序文件名","磁盘上所有可执行文件的文件名","最近几次使用过“运行”项启动的程序文件名","已启动的程序文件名"] 在Windows 95/98中不能激活开始菜单是（）。 ["用鼠标单“开始”按钮","按下Alt+Esc","按下Ctrl+Esc","按下Windows标键"] Which statement about the Navigation Rules is TRUE?（）. ["The rules require vessels to comply with Traffic Separation Scheme regulations","The rules use the term safe speed","The Rules permit a stand-on vessel to take action prior to being in extremis","All of the above are correct"] 单片8051含（）KBROM。