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臥車刀架靜壓導(dǎo)軌設(shè)計(jì),,怎么計(jì)算封油邊,? |
點(diǎn)評(píng)
那里面介紹的是速度小于20m/s場(chǎng)合,,現(xiàn)在沒有人研究變速時(shí)的狀況,。
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