实验室制备大量二氧化碳气体时一定不需要用到的仪器是()
A:滴液漏斗
B:锥形瓶
C:酒精灯
D:集气瓶
—You'd better take a rest and enjoy your time with your family.
—Yes. It made Mary sad say a word.
下图为某地及附近地区大气水平运动俯视示意图。据此回答下列小题。影响图中大气运动强弱变化的主要因素是 ( )