英语词汇“auxiliary breaking, preliminary breaking”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	auxiliary breaking, preliminary breaking
释义	auxiliary breaking, preliminary breaking 准备破碎；曾称“预先破碎”、“选前破碎”。按下一作业要求；将煤破碎到要求粒度的作业。
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