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
Backscattering cross-section后向散射截面
back-pressure stream turbine背压式汽轮机
back to back converter station背靠背换流站
backfill for mine gateway side巷旁充填
Back propagation neuralnetwork反向传播人工神经网络
back dynamometer with recorder记录式背力计
Back - propagation Algorithm反向传播算法
Backstrom and E.Sandewall.作者 edited by C.
Backswimmers are our allies.水蜘蛛就是我们的同盟。