National Center for Biotechnology Information，NCBI
涡心
center of vorticity
暂无补充释义。
center of vorticity
暂无补充释义。
National Center for Biotechnology Information，NCBI
lens center thickness gauge
center of gravity
space operation center
off-center plan position indicator【雷达】;off-centre PPI【雷达】
back center (lathe center)
warm the center and fortify the spleen
low-level center