Apple shortened the body and added a brushed metal face for durability. 苹果缩短了身体和增加了拉丝金属面(MF)的耐久性。
The brushed metal face holds up better, but you still need a cover. 拉丝金属面(MF)容纳更好,但你仍然需要一个覆盖。
Research Progress of the Surface Strengthening Technology on Roller Bit Metal Face(MF) Seal 牙轮钻头金属端面密封表面强化技术研究进展
This paper describes the research and manufacture of titanium investment casting for large sized housing type structure of thin wall using the ceramic shell with metal face layer. 本文叙述了采用金属面(MF)层陶瓷型壳工艺,研制大型薄壁壳体类钛合金精密铸件。
This article makes an investigation in the sealing mechanism of metal face seals for rock bits in process of assembly by Msc. Marc, an advanced nonlinear FEM software. 应用当今最先进的非线性有限元分析软件MSCMarc,结合单金属浮动金属密封结构的装配过程对其密封机理进行了有限元分析。