有形磨损
- 网络material attrition;Material Abrasion;Tangible Abrasion
有形磨损-
并对设备在两种磨损（有形磨损与无形磨损）作用下的残余价值与设备更新进行了探讨。
The paper also discusses residual value and equipment renewal on the condition of two kinds of attritions ( material attrition and invisible attrition ) .
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对高等学校设备的有形磨损、无形磨损进行技术经济分析，并提出相应的解决对策。
Analyzing of technological economy on tangible and intangible abrasion of equipment in institutions of higher learning and providing a corresponding solution .