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| ֬S֬λĽY(ji)(gu)ݷeͬ,һݷe1/31/2,SжһSпǻ1/32/3ˡ^ʹSĦD(zhun)֬l(f)l(f)׃|(zh)ϻܛ֬©ʧ^ٻl(f)SиĦpSСSЕrH䵽֮һڵٻٵSeȾĭh(hun)ֹⲿMSЃ(ni)ҪSпǻȫM |
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| ֬¿ɰйʽӋ㣺 |
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| S⏽͌ȹĹʽ |
Q=0.005*D*B |
| SЃ(ni)Ĺʽ |
Q=0.01*d*B |
| Sеڶμ֬ĹӋʽ |
Q=0.005*d*B |
| SĹ㹫ʽ |
Q=0.001*K*d.*B |
| Q -- ֬cm3 |
K -- Sгߴϵ(sh) |
| d -- SЃ(ni)mm |
D -- S⏽mm |
| d.-- Sƽֱd.=0.5(D+d)mm |
B -- SЌmm | | |
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| K--Sгߴϵ(sh) |
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| SЃ(ni) |
40 |
40100 |
100130 |
130160 |
160200 |
200 |
| ϵ(sh) K |
1.5 |
1 |
1.5 |
2 |
3 |
4 | |
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