您要查找的是不是：
- A1-Cr二元滲層Al - Cr binary layers
- 層layer
- Ni-Cr二元合金Ni-Cr binary alloy
- Al-Ti二元滲層Al-Ti binary layers
- 滲to seep
- 多層multilayer
- 單層monolayer
- 滲流seepage
- 三層three-layer
- 滲碳carburization
- 第一層first floor
- 內層lining
- 薄層folium
- 墊層cushion coat
- 層數number of plies
- 層高height between floors
- 層壓lamination
- 層板plywood
- 層的stratal
- 兩層two-layer
