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fan for dust air
释义
市政工程词汇手册
fan for dust air
排尘通风机
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mandatory course
mandatory device
mandatory education
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mandatory injunction
mandatory issue
mandatory liquid asset
mandatory offer
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mandatory plan
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mandatory retirement
mandatory retirement
Mandatory Retirement Age Law of 1978
mandatory rotation
mandatory rule of law
mandatory sanction
mandatory school age
mandatory service
mandatory spending programme
mandatory standard
mandatory subject
科学时代收录了1160609条科普词条,基本涵盖了常见科普常识及英语词汇的翻译,是科学学习和研究的有利工具。
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