surface durability

基本解释

Surface Durability: The concept of durability is an important one for all backcountry travelers to understand.
地表的耐久力：耐久力是需要所有野外旅行者懂得的一個重要概唸。
The definition formulas and new calculation formulas for transverse load factors of tooth strength and surface durability are proposed.
分別提出了彎曲與接觸強度耑麪載荷系數的定義式和新的計算式。
Surface Durability: The concept of durability is an important one for all backcountry travelers to understand. The following natural surfaces respond differently to backcountry travel.
地表的耐久力：耐久力是需要所有野外旅行者懂得的一個重要概唸。以下的自然地表對野外行進有不同的反應。

The screen with 7H surface hardness ensures high durability and touch accuracy, even in high traffic environments.
ENGADGET: ViewSonic outs three Windows 8-certified touchscreen displays
The non-scratch touch surface is made of reinforced glass with a hardness of 5.5 Mohs, to ensure it has the durability to withstand use in schools, hospitals, and public access areas.
ENGADGET: Eizo rolls out 17-inch FlexScan T1751 multitouch monitor