backman辅助工
backn.后面;背脊;靠背;后背;后卫vt.支持;后退adv.向后地adj.向后的;后面的;偏远的;过时的;积欠的
back-to-front interference反渗噪声
back scattering electron image背散射电子图像
Backfiring for HighTemperature
back-end DB system structure后端数据库系统结构
back-scattering spectrometry反散射能谱法
back pressure pneumatic sensor背压式气动传感器
back-to-back sawtooth wave[电] 背对背锯齿波
back pressure of steam turbine汽轮机背压
BACK-UP LAMP RELAY CONNECTOR备用车灯继电器接头