I let the horse drop his head to crop the spring grass.我让马低下头啃吃春天的青草。His head was swathed in bandages made from a torn sheet.他的头上缠满了一层层用床单撕成的绷带。That song has stuck in my head for years.那首歌多年来一直铭记在我心中。...
This paper introduces the classification of the faults of BELLCO dialyzer and the methods offaults.本文叙述了意大利产贝尔克血透仪的故障类型及维修方法.This Paper briefly introduces the Detector Control System ( DCS ) of the YBJ - ARGO experiment....