【简答题】计算机中常用的数制有哪些?分别包括哪些字符?
【单选题】To maintain the unity of the writing, you should leave out the sentences that are _______ the thesis.
【判断题】When you finish discussing a PowerPoint slide, you should leave it on screen until you get to the next slide.
【单选题】法兰盘安装按碳钢法兰和铸铁法兰及焊接与丝接分类,以管道公称直径分档,以( )计量。
【判断题】制动助力系统(BA)在紧急制动时通过增加制动力协助驾驶员制动。例如开车下坡紧急制动时或车辆满载乘客和货物时,系统启用,控制液压,提供辅助制动力。