用黏土模具来浇铸青铜塑像。A clay mould is used for casting bronze statues.最近他们学会了浇铸轻型水泥船.Recently they had learned to cast light concrete boats.采用钢的连续浇铸法很重要.Of great importance is the introduction of continuous steel pouring....
Thieves ransacked the office, taking a sack of loose change.窃贼洗劫了办公室,拿走了一口袋散币.Danger! Loose chippings, eg as a warning to motorists.危险! 小心路面碎石(如用以警告开车的人).A pistol wasn't that hard to hide under a loose shirt...在宽松的...
Capstan imagesetter of laser sources stay, the exposure light deflection rotation by galvanometric or Prism � � s.绞盘式照排机的激平平源变不静不不静, 曝平平线的偏不停靠振镜或棱镜不静弹来达成.Capstan imagesetter of laser sources stay, the exposure light rota...
评定了氧弹热量计 、 示差扫描热量计、水流型气体热量计的测量不确定度,并分析了各不确定度分量的来源.The uncertainty of measurment to oxygen bomb calorimeter, differential scanning calorimeter water gas - flow calorimeter were evaluated.以手动水流 式 热量计为基础,建立了LPG热值的测量系统.Based...