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ӡ҂S̎Ҋˮܡˮˮܵȵȣ@҂ҪBĹСҪfĹLܵһNʽLַ֞SNаFLܾ֮һ@NFLܾڳĭh(hun)ҲgPDzϲ۵һNL
ʽLܵİbp˹ܵcܵĽӺc˹ܵ^̎й©ij̶͵ʽLLȞ3~6LLȃH1~1.5ףɂʽLܵBֻһܵ^y(tng)ľLBͨҪһȫpmϵy(tng)
һaƷ˜ʻ
Fܸ(ܼͽ^)aѽ(jng)߶Ԅӻϵy(tng)F(xin)˹I(y)a
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h(hun)ι·ϵy(tng)İbrgHι·1/3
ֻͨҪ^Сİbg
ͬӵİbgֱ200 mmĈAιӿԴ250150 mmľιӣaκΉׂƽеĈAܴƽľιo~İbgCϿ]Nڴ(sh)r£AιӱLιռøٵĿgͬӵĉԣׂAιܵİbgͨcһιܵİbgһӻܶLιϵҪ4˨ϵy(tng)b˹ϵÿҪ40~80 mm