Dysprosium lamp: Light source for repro - photography and printing down.镝灯: 复制照相及晒版用光源之一.Three 3500 W dysprosium lamps are installed on each tower crane for site lighting during night.罐体施工现场:在每台塔吊上装三盏3500W镝灯用于现场夜间照明.A su...
Nutritionists say only 33% of our calorie intake should be from fat.营养学家说我们所摄入的卡路里中只应有33％来自脂肪。Judging from his accent, he must be from Hunan.从他的口音判断, 他一定是湖南人.This letter must be from Frank; I recognized his scrawl.这封信一定是...