“松砂”的概念、定义、翻译、参考文献-科学参考

单词	松砂
释义	松砂 blending aeration sand cutting
随便看	mounting flange mounting height mounting hole mounting jig mounting lock washer mounting lug mounting medium mounting nut mounting of grating mounting of optics mounting of telescope mounting pad mounting panel mounting plate mounting position mounting rabbet mounting rack mounting ring mountings mounting screw mounting shaft mounting stud lock nut mounting surface mounting system mounting technique

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