水滴大小 meaning in English

drop size
drosize

High intensity storms have a larger drop size than low intensity storms
高强度的暴风雨比低强度的暴风雨有更大的水滴大小。
They spent more than a month to carry out experiments to find out the relationship between the water drop size and the water level inside the rain collector . this way they improved their design until satisfactory results were obtained
为了测试水滴大小是否与雨水收集器的水位有关，他们小心地进行了超过一个月的实验，反覆改良，直至实验有满意的结果。