【单选题】India, China, Russia, and the United States are best described as:
C.
capitalistic and neo-capitalistic cultures.
D.
multicultural countries.
【判断题】The United States is the 4 th most populous nation in the world, ranking behind China, India and Russia.
【单选题】永停滴定法是根据滴定过程中双铂电极( )的变化化来确定化学计量点的电流滴定法。
【判断题】BRICS refer to Brazil,Russia, India, China, and South Africa.
【单选题】设计压力为 2.5MPa 的容器属于 。