SLDn.双倍左移(图纸的装箱单日;拉门;减速;螺线管)
SLabbr.透镜分光计(=lens spectrometer)abbr.海平面(=sea level)
sliding supporters滑动支座
Sliding partitions活动滑板
sliding-velocityn.滑移速度
sliding door catch拉门门扣
Sluder's neuralgia
sleeep deprivation睡眠,剥夺
sliding technology滑频技术
sloar-cell motor太阳能电动机
sliding scale wage浮动工资制
sliding box feeder箱式定量器,箱形给料器,移箱式给料器