The crystals are sometimes flat, and air resistance will cause them to float flatly, rather than knifing downward on edge.
有时这些冰晶是扁平的，而空气会促使它们直截了当地在空气中漂浮着，而不是竖着像刀切一样地迅速落下。
2
In order to understand float resisting mechanism and its characteristic a test on the bored cast-in-place pile with enlarged bottom and up-lift resistance pile with equal section is carried out.
为了了解扩底抗拔桩的抗拔机理和抗浮特点，进行扩底抗拔桩和等截面抗拔桩的试桩试验。
3
A float selected to provide a certain weight, and chemical resistance to the fluid.