 |
| |||
| vision slit | |||
| visor (of a tank) | |||
| peep-sight door | |||
| inspection cap; inspection cap (на трубопроводе) | |||
| inspection door; inspection plate; peephole; cover plate; inspection hole | |||
| observation door | |||
| access hole | |||
| access hatch; access | |||
| смотровой лючок: 4 短语, 4 学科 |
| 军队 | 1 |
| 汽车 | 1 |
| 能源行业 | 1 |
| 装甲车 | 1 |