【单选题】关于水流,以下正确的是:() Ⅰ、流向是指流的来向; Ⅱ、流向是指流的去向; Ⅲ、流向等于受流影响的船舶漂移的方向
【单选题】What's the time in Beijing when it's 10:00 a.m. in Sweden in Winter?
【单选题】关于流水线的相关与冲突,以下说法正确的是
A.
如果某相关在流水线A上导致了冲突,那么其在另一条流水线B上也会导致冲突
【单选题】What's the time in Beijing when it's 10:00 a.m. in Sweden in Winter?
【简答题】When you (start) to live in Beijing?
【判断题】When must Sam and Penny arrive in Beijing?
【单选题】They often went hiking when they were in Beijing last year. (改为一般疑问句)
A.
Did they often go hiking when they were in Beijing last year?
B.
Do they often go hiking when they were in Beijing last year?
C.
Did they often go hiking when they are in Beijing last year?
【多选题】以下关于水流指示器的说法正确的是
C.
仓库内顶板下洒水喷头与货架内置洒水喷头应分别设置水流指示器
D.
一个湿式报警阀组仅控制一个防火分区或一个楼层的喷头时,也应设置水流指示器
【单选题】关于牛顿第一定律,下列说法正确的是( )
D.
由于现实世界不存在牛顿第一定律所描述的物理过程,所以牛顿第一定律没有用处