“universal bevel protractor”的概念、定义、翻译、参考文献-科学参考

单词	universal bevel protractor
释义	universal bevel protractor 万能量角器
随便看	piston rod guide piston rod guide cap piston rod nut piston rod oil cup piston rod oiler piston rod packing piston rod pin piston rod split pin piston rod stuffing box piston rod stuffing box cup piston rod stuffing box gland piston rod thrust piston rod top nut piston rotary pump piston rubber packing piston scraper ring piston seal piston seat piston series machine tool piston shaft piston shaft bearing piston skirt piston skirt clearance (活塞侧缘和气缸之间的余隙) piston skirt expander piston slap

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