【单选题】一个长方形鱼缸的内部长为40cm,宽为30cm,高为20cm。鱼缸内的水位是10cm。如果要把缸内所有的水斗放到另外一个鱼缸。并且那个鱼缸的长为30cm,宽为20cm,高为40cm,那么在第二个水缸中的水位是( )
【单选题】小排量汽油轿车上的启动机,在做全负荷试验时其电流一般为( )安
【简答题】一物体放在水平地面上时,对地面的压力为 20 N 画出它对地面的压力的示意图.
【单选题】一个重 100N 的物体放在水平地面上,当用 140N 的力竖直向上提它时,物体所受的合力为( )
【单选题】小排量汽油轿车上的启动机,在做全负荷试验时其电流一般( )安
【单选题】小排量汽油轿车上的启动机,在做全负荷试验时其一般为()安。
【单选题】–Look! A blind man is in the middle of the street. It’s too dangerous. –Let’s help him go the street
【单选题】为了进一步扩大彩电的生产规模,海尔集团公司整体收购合肥黄山电子集团公司,这属于()。
【单选题】In the case of Roger, how the social worker Annick help him define himself as an entrepreneur?
A.
She didn't help him at all and he committed suicide.
B.
She got him a job working on the assembly line of a Chinese car company.
C.
She found a course for Roger to train for a new job.
D.
She found a psychologist that he could talk to.
E.
She helped him turn his hobby of carpentry into a freelance enterprise.
【单选题】53小排量汽油轿车上的启动机,在做全负荷试验时其电流一般为()安