目前，车辆上安装的污物处理装置有循环式和盒式两种，两者都需要较多的初期投资和运营费用。另外．从作业方面看、频繁的抽取作业和被污物弄脏等情况，也是人们所不希望的。为此开发了在车上将污物化为白色砂粒的处理装置。 At present, there are two kinds of sewage treatment devices installed in the vehicle, such as circulation type and cassette type, both of which require more initial investment and operation costs. In addition. From the operating point of view, frequent extraction operations and being stained dirt, but also people do not want. For this purpose, a treatment device has been developed that will stain the vehicle with white grit.