“ballast cleaning machinery”的概念、定义、翻译、参考文献-科学参考

单词	ballast cleaning machinery
释义	ballast cleaning machinery Encyclopedia 工学铁路养路机械释 ballast cleaning machinery道砟清筛机械筛除碎石道床中的污土、碎砟及其他脏污物的轨道作业机械。简称清筛机。
随便看	opposite semigroup opposite side opposite sides opposite sign opposite simplex opposite skew field opposite spin orientation opposite topological group opposite vectors opposite vertex opposition oppositional allele oppositional defiant disorder opposition in right ascension opposition of categorical propositions opposition of yin-yang opposition party Oppositions opposition surge oppositipolar oppression Oprah Winfrey Oprichnina OP-ring OPRT

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