# TPCB\_LayersOfDimension type

尺寸标注所属层

## Signature

```typescript
type TPCB_LayersOfDimension = TPCB_LayersOfCustom | EPCB_LayerId.TOP_SILKSCREEN | EPCB_LayerId.BOTTOM_SILKSCREEN | EPCB_LayerId.DOCUMENT | EPCB_LayerId.MECHANICAL;
```
## References


[TPCB\_LayersOfCustom](./TPCB_LayersOfCustom.md)<!-- -->, [EPCB\_LayerId.TOP\_SILKSCREEN](../enums/EPCB_LayerId.md)<!-- -->, [EPCB\_LayerId.BOTTOM\_SILKSCREEN](../enums/EPCB_LayerId.md)<!-- -->, [EPCB\_LayerId.DOCUMENT](../enums/EPCB_LayerId.md)<!-- -->, [EPCB\_LayerId.MECHANICAL](../enums/EPCB_LayerId.md)