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  • ɫɫɫɫɫɫɫ88,,ٱС˵
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     aƷĭϽɫɫɫɫɫɫɫ88,,ٱС˵ оģͨ^ӻzճ̎ˇͺXϽX₺Ͻ𡢲P䓵Ȱģʹ֮γʽAоp|ٰġaƷp|ߏȡgԡh•늴εܡԓaƷɏV܇vpηȡ

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wܶȣ0.7-1.5g/cm3ÿƽɫɫɫɫɫɫɫ88,,ٱС˵ s7-15

LҎ񣺶_l

ȣ4-10Mpa

ȣ141-180Mpa

Џȣ20-30Mpa

׃0.7mm

cA11100

ϵNRC=0.8

늴Σ70-95db

aƷɼáӡTӡ۰b

(2)

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