按主体词字母查询
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R
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shaft raising [井筒]竖井加高
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raising of dam 坝的加高
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rake 齿耙;倾斜[度],倾角;[流放木材]挡栅
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effective rake 有效斜度(起重机的)
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hand rake 手耙(清理拦污栅的)
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mechanical rake 机械耙(清理拦污栅的)
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mud rake 挖泥耙
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rack rake 拦污栅清理耙
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rock rake 耙岩机,清岩耙
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screen rake 拦污栅清理耙,拦污栅清理机
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trash rack rake 拦污栅清理耙
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raker 耙路机,耙路工[人];斜撑
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raking 刮,耙除
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RAM random access memory 随机存取存储器
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ram 夯;桩锤,锤体;压头;水锤泵,水轮泵,压水机;活塞,传力杆
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