1 | An uncle with drilling steel in hand said it was the steel. | |
2 | Steel chisel grassland, pitch surface ground or other soft ground. | |
3 | It is concluded that after brazing bilayer ceramic composite with steel the three interfaces of the form multiplayer composite structure have been jointed w... | |
4 | In this paper the optimal amount of cutting of milling blue steel fibre at the minimum cost is calculated, thus providing a reference basis for designing the device of milling steel fibre. |