甲、圆柱形容器放置在水平地面上,容器内分别体积相同的不同液体。将一小球放入甲容器内,待其静止后如图 3 所示,此时甲、容器底部受到的液体压强大小相等。如果将小球从甲容器中取出并放入乙容器中,待小球静止后(无液体溢出),两容器底部受到液体压强的变化量分别为 Δ p 甲 和 Δ p 乙 。则关于 Δ p 甲 和 Δ p 乙 的大小关系,下列判断中正确的是
【单选题】In 2008, the price of cocoa beans increased more than 44 percent. In response to the increase in the price of cocoa beans, Rogue Chocolatier increased the price of its gourmet chocolate bars by 20 per...
【简答题】Refer to the list and read the following introductory paragraphs. Then, in the space provided, write the number of the kind of introduction used in each paragraph. Each kind of introduction is used on...
【单选题】At the end of 2013, wind power generated more than 4 percent of the nation's electricity, with some estimates suggest that figure could climb as high as 20 percent in the next two decades.