假装有病的人
Malingerer [conscious simulation
中子测量仪表系统
neutron instrumentation system
电测量仪表检定装置
electrical measuring instrument verification devic
测量仪表的阻尼因数
ballistic factor of a measuring instrument
测量仪表的常数
constant of a measuring instrument
装有照相机和偏振镜的透射式光学显微镜
transmitted-light microscope with camera and polarizer