No. 730e 1428
L—tŽ÷

-wd03-

Šw–¼ Quercus petraea

‰p–¼ Sessile oak

•W€˜a–¼ ƒhƒEƒA[ƒ}ƒXƒgƒI[ƒN

•Ê–¼A’n•û–¼

•ª•z’nˆæ ƒˆ[ƒƒbƒpA¼ƒAƒWƒA

-wd08

ӊd 8 0.64`.071

Žûk—¦ 5

@EÚü•ûŒü ŠÜ…—¦1%“–‚蕽‹ÏŽûk—¦ ‘SŽûk—¦

0.27%`0.32% 6.6%`8.0%

Žûk—¦ 4

@E”¼Œa•ûŒü ŠÜ…—¦1%“–‚蕽‹ÏŽûk—¦ ‘SŽûk—¦

0.13%`0.16% 3.1%`4.0%

-wd10

‹È‚°ƒ„ƒ“ƒOŒW” 8 126`140@ ~1000@kg/cm2

cˆ³k‹­‚³ 9 640`710kg/cm2

cˆø’£‹­‚³ 5+ 910`1000kg/cm2

‹È‚°‹­‚³ 8 1010`1120kg/cm2

‚¹‚ñ’f‹­‚³ 7+ 123`125kg/cm2

1428/1787 ƒy[ƒW
擪 ‘Oƒy[ƒW ŽŸƒy[ƒW ÅŒã


’†ì–ØÞŽY‹Æ‚̃rƒWƒlƒXPR‚»‚Ì1@@ Žæ‚èŠO‚µŠÈ’P‚ÈuƒtƒŠ[ƒtƒFƒ“ƒXvAƒy[ƒW‚̓Rƒ`ƒ‰‚Å‚·B(ŒöŠJ2018.8.1@XV2019”N11ŒŽ11“ú )