柱 pillar?
导频 pilot frequency?
导频脉冲 pilot pulse?
导频波 pilot wave?
无人驾驶的 pilotless?
铰接桁架 pin connected truss?
螺栓连接 pin connection?
铰结点 pin joint?
针状支承 pin support?
箍缩效应 pinch effect?
聚缩效应 pinch off effect?
箍缩 pinch?
导频 pilot frequency?
导频脉冲 pilot pulse?
导频波 pilot wave?
无人驾驶的 pilotless?
铰接桁架 pin connected truss?
螺栓连接 pin connection?
铰结点 pin joint?
针状支承 pin support?
箍缩效应 pinch effect?
聚缩效应 pinch off effect?
箍缩 pinch?
箍缩 pinching?
细缩孔率 pinhole porosity?
皮奥拉 基尔霍夫应力张量 piola kirchhoff stress tensor?
皮奥拉应变张量 piola strain tensor?
弯管机 pipe bender?
管连接 pipe connection?
管中扩散 pipe diffusion?
管道怜 pipe flow?
管路 pipe line?
管道损耗 pipe loss?
管道阻力 pipe resistance?
压力管 pipe under pressure?
管壁 pipe wall?
设置管道 piping?
活塞发动机 piston engine?
活塞流 piston flow?
活塞式量计 piston flowmeter?
活塞压力 piston pressure?
活塞速率 piston speed?
活塞 piston?
节径 pitch diameter?
俯仰力矩 pitch moment?
俯仰角 pitching angle?
俯仰力矩系数 pitching moment coefficient?
俯仰 pitching?
皮托压力 pitot pressure?
皮托静压管 pitot static tube?
皮托管 pitot tube?
坑蚀 pitting corrosion?
轴承摩擦 pivot friction?