permanent normal trading relations (PNTR)
刚性联轴节
permanent coupling【机】;rigid coupling【机】
暂无补充释义。
相关词条
permanent pacemaker
permanent dipole moment
permanent magnet
permanent compression set
permanent teeth
permanent quadrat method
permanent teeth
permanent coupling【机】;rigid coupling【机】
暂无补充释义。
permanent normal trading relations (PNTR)
permanent pacemaker
permanent dipole moment
permanent magnet
permanent compression set
permanent teeth
permanent quadrat method
permanent teeth