叙述了用玻璃纤维增强的环氧树脂复合材料等来复制古代大型天文简仪龙柱的工艺试验和制作过程。
This paper describes the technological test and the making process of the Abridged Armilla with the ancient large astronomy in epoxy-glassfiber reinforced composites, etc.
世界上采用钢筋水泥材料手工制作的最大地球仪是王炳龙先生制作的直径约2米的地球仪。
Reinforced cement material of the world's largest handmade globes is Mr. Wang Binglong about 2 meters in diameter made globes. Verified in London on 10 July 2014.
欧姆龙家庭型血压监测仪可以帮助您持续的关注您的心脏健康。
With Omron home blood pressure monitors, you consistently get an accurate picture of your heart's health.
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