ASTM C 336-1971 用纖維伸長(zhǎng)法測(cè)定玻璃的軟化點(diǎn)和應(yīng)變點(diǎn)... |
小黑屋|Archiver|計(jì)量論壇
( 閩ICP備06005787號(hào)-1—304所 )
電話:0592-5613810 QQ:473647 微信:gfjlbbs閩公網(wǎng)安備 35020602000072號(hào)
GMT+8, 2025-7-22 05:54
Powered by Discuz! X3.4
Copyright © 2001-2023, Tencent Cloud.