The GPSS is a simulation language for discrete system and has been widely applied in the analysis and designing for the economic and management department.
GPSS(General Purpose Simulation System)是离散事件系统仿真语言，广泛用于经济和管理系统的分析与设计。
参考来源 - 面向对象技术与管理仿真系统GPSS/C++的研究与开发·2,447,543篇论文数据，部分数据来源于NoteExpress
SP is a portable, strongly-typed, event-oriented, discrete system simulation language, It is derived from PASCAL by adding some simulation functions.
SP语言是可移植、强类型、面向事件的离散系统模拟语言，是以PASCAL语言为基础进行模拟功能扩充而形成的。
Usually, it is necessary to derive the system state equations from the bond graph and the analyst must use a general simulation language, which is a complicated process.
首先由键图模型导出系统的状态方程，再采用各种通用的仿真语言，但过程繁琐复杂。
On the basis of the model, a simulation program of the system has been designed in BASIC language instead of DYNAMO language-a special simulation language used in system dynamics.
在应用系统动态学方法分析和研究系统时必须使用计算机进行系统仿真。
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