【判断题】从操作系统管理的角度,逻辑记录是文件内独立的最小信息单位,所以在使用时,不能将它再进一步分割。
【单选题】The Meglev Train travels in a vacuum between two magnets, ___ no pollution is caused and less energy is consumed.
【简答题】The railway system that has a single rail, or the train that travels along it is technically called _______rail.
【简答题】The high speed train travels at an___ speed of 350 kilometers per hour.
【简答题】fast ( a. ) fast ( ad. ) a. The train travels _____________ . b. He is a _____________ runner.
【判断题】当甲类功率放大电路输入信号为零时,则输出功率为零,电源消耗功率也为零。
【简答题】The high-speed train travels at an __ speed of 350 kilometres per hour.
【单选题】The train travels ___________.
【简答题】The railway system that has a single rail, or the train that travels along it is technically called ______rail.