To address the issue between theoretic analysis and engineering application, this paper presents a new method to digitize the design of platform lorry.

为了解决理论分析与工程应用之间存在的问题，本文提出了数字化设计平板车的新方法。

According to empirical data and some computing results, it establishes jackup hydraumatic platform lorry series product library and real time inquiry system;

根据经验数据和部分计算结果，对平板车系列数据库进行了框架设计，建立了自升式液压平板车系列产品库和实时查询系统。

According to the "special equipment directory", lorry crane which belongs to a hoisting machine in mobile crane, code 4490, and the hydraulic lifting platform vehicle is in crane lift type, code 4890.

根据《特种设备目录》，随车起重机属于起重机械中流动式起重机类，代码为4490，而液压升降平台车则属于起重机械中的升降机类，代码为4890。