A.應(yīng)變花 B.2mm標(biāo)距單軸應(yīng)變片 C.5-20mm標(biāo)距單軸應(yīng)變片 D.40-150mm標(biāo)距單軸應(yīng)變片
A.3%B.1%C.2%D.5%
A.2% B.4% C.5% D.6%