• 2022-06-28
    按SI制气体常数R的取值是 ( )
    A: [img=185x22]1802dfff5dbb4f4.png[/img]
    B: [img=132x22]1802dfff664d2bb.png[/img]
    C: [img=176x22]1802dfff7100ec3.png[/img]
    D: [img=144x22]1802dfff7edad05.png[/img]