To study centrifugal two stage turbocharging systems surge and the affecting factors, a test bench special for two stage turbocharging system is set up.
为研究径流式二级增压系统的喘振及其影响因素，建立了二级增压系统压气机性能试验台架。
In this paper, we utilize current equipments such as dynameter and specific fuel consumption detector, and design a set of engine test bench platform based on P89C668.
根据发动机台架试验测试平台的基本要求，充分利用了测功机、油耗仪等原有设备，开发了基于P89C668的发动机台架试验测试平台，实现了显示、打印、控制和通讯等功能。
JLD series hydraulic valve testing bench is a set of mechanical, hydraulic, pressure test liquid media storage cycle used in one, with perfect function, stable performance, high degree of automation.
JLD型系列液压阀门测试台是集机电、液压、试压液体介质贮存循环使用于一体，具有功能完善、性能稳定、自动化程度高等特点。
JLD series hydraulic valve testing bench is a set of mechanical, hydraulic, pressure test liquid media storage cycle used in one, with perfect function, stable performance, high degree of automation.
JLD型系列液压阀门测试台是集机电、液压、试压液体介质贮存循环使用于一体，具有功能完善、性能稳定、自动化程度高等特点。
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