䓲ďO(sh)Ӌֵۜp
ӋrĽY(ji)(gu)(gu)BӕrO(sh)Ӌֵ(yng)(yng)ۜpϵ(sh)
(һ)BӵĆν
(1)SӋ㏊ȺB 0.85
(2)S܉Ӌ㷀(wn)
߅ 0.6+0.0015l 1.0
߅BIJ߅ 0.6+0.002 5l 1.0 L߅BIJ߅ 0.70
l L(x)go(lin)ϵĆν䓉U(yng)СD(zhun)돽Ӌ(dng)l <20 rȡl =20
()o|ĆʩӺp0.85
()ʩl^ĸ߿հbpTB 0.90
()^Ͱ^TB 0.80
ע(dng)Nrͬrڕrۜpϵ(sh)(yng)B
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r̎ԇ֪I(lng)ȡY |
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