“tread”的概念、定义、翻译、参考文献-科学参考

单词	tread
释义	tread [tred] ^{CIVIL ENGINEERING} 1. The horizontal part of a step in a staircase. 2. The distance between two successive risers in a staircase. ^ENGINEERING The part of a wheel or tire that bears on the road or rail.
随便看	MHz mHz mi Miacidae Miacoidea miagite miargyrite miarolithite nonrelativistic kinematics nonrelativistic mechanics nonrelativistic particle nonrelativistic quantum mechanics nonremovable discontinuity nonrenewable fuse unit nonreproducible drawing nonreproducing code nonresident routine nonresonant antenna nonresonant line non-return-to-zero nonreturn valve nonrigid plastic nonrotating disk nonrotational strain nonsaccharine sorghum

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