The eccentric shaft vibration exciter and partial block help to adjust amplitude.偏心轴激振器及偏块有助于调整幅度不大.Off deck ( switching off exciter )断开板 ( 断开激励器 )On deck ( switching on exciter )接通板 ( 接通激励器 )...
Conclusion: Established measurement methods and evaluate quantity methods of safflower yellow - A, carthamin, adenosine.结论: 为建立红花化学成分红花黄素 、 红花红素及腺苷的测定方法及质量评价提供了依据....
汽船向我们嘟嘟鸣笛时，甲板上的水手们饶有趣味地挥着手。Steamers tooted at us as sailors on deck waved in amusement.火车突然鸣笛, 那匹马受惊脱逃.Startled by the sudden whistle of the train, the horse broke away.火车鸣笛开走了.The train whistled and steamed off....
A pigeon emerges, wings flapping noisily, from the tower.一只鸽子从塔里钻出来，扑扑地拍打着翅膀。He tried to tuck his flapping shirt inside his trousers.他设法把飘起的衬衫塞到裤子里。The flag was flapping around in the light wind.那面旗子在微风中飘动....