无形磨损

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 ) .

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 .

无形磨损对产品技术寿命的影响

Influence upon products technical life span by invisible wear and tear

随着科学技术的发展，无形磨损对产品技术寿命的影响日益明显。

As the development of science and technique , invisible wear and tear influences products technical life span more obviously .

提出，在考虑无形磨损作用的前提下，用快速折旧法来适当加快工程机械更新换代的设想。

A concept about using an accelerated depreciation method to adequately speed up the renewal for construction machines under the presupposition that invisible wear effects be considered .

文中在对此现象进行探讨的过程中，主要论述了无形磨损对产品技术寿命的决定性作用、无形磨损对产品技术寿命的作用过程及降低无形磨损的措施。

During the probe , this paper tells the decisive function of invisible wear and tear upon products technical life span , the course of the function and measures to reduce such invisible wear and tear .