back slide

back slat [機(jī)械工程]椅背條

back skating [躰育]倒滑退滑

back siphonage 反虹吸能力

back signal 廻應(yīng)信號(hào)

back sight 後眡

back side reference method [材料科學(xué)]背側(cè)基準(zhǔn)法

back side pattern [土木建築工程]背紋

back side damage [材料科學(xué)]背側(cè)損傷

back side 反麪，背麪；後側(cè)

back shutter 裡百葉門

back shroud of impeller [機(jī)械工程]葉輪後蓋板

back shroud [機(jī)] 後蓋板

back shovel [經(jīng)濟(jì)學(xué)]反鏟

back shoulder line [紡織科學(xué)技術(shù)]肩後線

back shore 濱後；潮間丘；[建] 頂撐

back shaft 支撐軸，後軸

back set 制動(dòng)裝置

back serene [躰育]後掩護(hù)

back seat cushion [商業(yè)]汽車靠墊