医院里,我们经常看到一些病人输液,输液装置如图1所示.就是将治疗的药剂配制好装在输液瓶内,然后供病人静脉(注射)滴注.对此,小明认为药液是加速滴注的,原因是液体的重力作用使之加速;而小灵则认为药液是减速滴注的,原因是液柱的压强是越来越小的.到底是怎 In the hospital, we often see some patients infusion. The infusion device is shown in Figure 1. The drug to be treated is prepared in an infusion bottle and then injected into the patient’s vein (injection). In response, Xiao Ming thinks that the drug is The reason for accelerating the instillation is that the liquid’s gravitational effect accelerates it, and Xiaoling thinks that the liquid is slow-drip because the pressure of the liquid column is getting smaller and smaller.