论文部分内容阅读
为了节約国家开支,滿足水文測驗工作需要,蘭州水总站仿上海一○工厂的产品制成六分仪。其構造与一○工厂产品完全相同,材料則全为就地取材或廢物利用。架身用白鉄皮剪制,分度弧用圖紙晒印剪貼,指臂、指鏡和地平鏡的背面鉄框用旧白鉄皮焊制,指鏡和地平鏡系用市面卖的小鏡子加以刻制,望远鏡由儿童玩具店購买(价值二元),微动盤、握炳用木料刻制,游标用硬橡皮刻制,松紧夾用旧書夾改
In order to save the country’s expenditure and meet the needs of hydrological test work, Lanzhou Water Terminal made the sextant of the products of Shanghai’s No.10 Factory. Its structure and a factory product exactly the same, the material is all for local use or waste utilization. Scissor body cut with white pomfret, sub-degree arc printed with the paper cut and paste, finger, mirror and the back of the mirror 鉄 box with white fur welding, mirror and the mirror system with the market to sell a small mirror To be engraved, the telescope purchased by the children’s toy store (the value of binary), micro-disk, grip with wood engraved, cursors hard rubber engraved,