【简答题】________talk 闲聊,寒暄(补全英文短语)
【判断题】Police operators should not be too emotional when receiving emergency calls.
【判断题】直列式发动机曲轴的曲拐数等于气缸数;V形发动机曲轴的曲拐数等于气缸数的一半。
【判断题】直列发动机曲轴的曲拐数等于气缸数,V形发动机曲轴的曲拐数等于气缸数的一半
【简答题】瓦楞纸板有A、B、C、E、K五种型号,试对其进行比较.
【单选题】Police operators must accurately gather information from the caller in order to pass it on to the unit.
【简答题】瓦楞纸板的主要性能有()、()、()、()、()、()、()、()等。
【单选题】Police operators must accurately gather information from the caller in order to pass it on to the responding unit.