【单选题】电梯能响应基站层门外的呼梯信号正常运行到基站并开门,但在轿厢内按选层按钮和关门按钮后,电梯正常关门但不能启动运行。请分析此例并回答以下问题: (1)关于基站下面说法正确的是( )。
【简答题】“Oh,you must have been a spoiled (宠坏的) kid.You must be really bossy.I wonder what you’re going to be like to deal with?” That’s often the response Angela Hult gets when people find out she’s an only c...
【单选题】Sorry, he's fully _______ this morning.
【简答题】2 Same or different? Write S or D. ► She’s a single parent. | She’s a foster
parent. D 1 He’s an only child. | He hasn’t got any
brothers or sisters. ____ 2 He’s my half-brother. | He’s ...
【简答题】第一部分:单词拼写(每题1分,共10分) 小题1:The salesman p________ us into buying his product yesterday. 小题2:The driver _____ the traffic lights and nearly caused a traffic accident. 小题3:After a long time, they f_______...
【单选题】电梯轿门在正常关闭未启动前,有人按了与运行同方向的本层外呼按钮,此时电梯门将会()。
【简答题】发现()和轿门没有关闭仍能启动运行,电梯司机应立即按下安全开关,让乘客撤离,同时通知检修人员及时将故障排除
【判断题】两性离子氨基酸在溶液中,其正负离子的解离度与溶液pH无关。
【单选题】电梯有运行方向后,司机可按启动开车方向按钮,使电梯自动关门。其中“运行方向”是指()
D.
指轿内登记的指令信号和楼层召唤信号所决定的方向