📏✏️🔳🔲

#floor plan #drawing tools #schematic draft #architectural plan #layout design #technical sketch

📐✏️📄🏠

#architectural design #house plan drawing #technical sketch

✏️📏📉🔵

#drafting blue #schematic design #blue line drawing #technical sketch #engineering plan blue #layout grid blue

📐📜🏛️

#vintage blueprint #architectural drawing #technical sketch #historical engineering #drafting plan #old schematic

✏️📐✍️

#technical sketch

📐M50:藍圖:

#technical sketch