宇航员在太空中到底用的什么笔,这种笔的工作原理,材料和价钱的情况怎样??

2025-04-03 08:10:37
推荐回答(4个)
回答1:

1967年美国开发出供宇航员在太空使用的AG 7型太空笔,(这个是美国一家私人公司看准商机自筹200万美元开发的), 并在阿波罗计划中得以应用。 其基本原理是笔芯密封,内有氮气,靠气体压力代替地球上的重力环境把油墨推向笔尖,。
笔芯不漏油、不挥发,可以倒着写,在水、油、太空失重状态下正常使用。笔尖以斜切承座滚珠笔腔精密配合超硬炭化钨笔珠(经27道工序制成)形成,绝无脱落之虞。 太空笔几乎可在任何表面书写(水泥路面、石头、砂轮、钢铁等),而且不褪色,可在零下60度,高温200度书写自如。

这种笔因为性能可靠卓越,实用效果很好,因此除了适用于航天,在登山、潜水、极地考察探险等恶劣环境中也是绝佳工具,此外在军警、医院、建筑业、体育界、文化界等专业也可以很好应用,还能作为礼品、收藏品及大众书写、绘画用品。
顺便说一下,这种笔现在并不贵,神舟六号上用的是人民币千元左右,对于很多野外工作者都算是种良好的工具。对于宇航活动则远远算不上成本了。

回答2:

铅笔

回答3:

一块钱 是铅笔

回答4:

圆珠笔

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