词汇	P.I.B
释义	P.I.B. 🌏机械研究所
随便看	vertical azimuth vertical azimuth reference system vertical backward somersault on trampoline vertical baffle vertical balance vertical balancing machine Vertical Ballistic Weapon vertical bamboo flute vertical banded gastroplasty vertical-banded gastroplasty vertical band saw vertical band-saw vertical band sawing machine vertical bandsaw machine vertical bandwidth vertical bank vertical banks vertical bar vertical barbranchial backet vertical barbranchial basket vertical bar chart vertical bar-chart vertical bar code vertical bar generator vertical bar magnetism