预应力混凝土管桩成桩质量好，承载力高，基础造价低，但在复杂地质情况下易出现断桩，弯桩及斜桩现象，结合一工程实例，通过对断桩，弯桩和斜桩......

Errant vehicles occur as a result of the driver losing control of the vehicle. This may be due to sudden illness, dozing......

[Objectives] This study was conducted to detect the two-dimensional diffusion concentration distribution from sloped wav......