Question

joist 6 根太 階段または煙突などに開口部を残すため、床や天井の枠組みの小口端を受ける梁

Accepted Answer

46471 根太 joist that receives the end of a header in floor or roof framing in order to leave an opening for a staircase or chimney etc. 日本語WordNet

Lemma	joist
Rank	46471
Frequency	6
Japanese	根太
Commentary	根太
Example(eng)	joist that receives the end of a header in floor or roof framing in order to leave an opening for a staircase or chimney etc.
Example(Jpn)	階段または煙突などに開口部を残すため、床や天井の枠組みの小口端を受ける梁
Source	日本語WordNet

Joist 根太 Receives End Header Floor Roof Framing