搜索 - 科创

%7B%22c%22%3A%22%E5%85%89%22%2C%22t%22%3A%22%22%2C%22d%22%3A%22%22%2C%22selectedForums%22%3A%5B%5D%2C%22excludedForums%22%3A%5B%5D%2C%22threadCategories%22%3A%5B%7B%22_id%22%3A21%2C%22name%22%3A%22%E5%8C%85%E5%90%AB%E4%BA%BA%E5%B7%A5%E6%99%BA%E8%83%BD%E4%BA%A7%E7%89%A9%22%2C%22nodeName%22%3A%22%E4%B8%8D%E5%8C%85%E5%90%ABAI%E5%86%85%E5%AE%B9%22%2C%22nodes%22%3A%5B%7B%22_id%22%3A22%2C%22name%22%3A%22%E5%8C%85%E5%90%ABAI%E7%94%9F%E6%88%90%E7%9A%84%E9%87%8E%E7%94%9F%E5%86%85%E5%AE%B9%22%7D%2C%7B%22_id%22%3A24%2C%22name%22%3A%22%E4%BD%9C%E8%80%85%E5%AF%B9AI%E7%94%9F%E6%88%90%E5%86%85%E5%AE%B9%E8%B4%9F%E8%B4%A3%22%7D%2C%7B%22_id%22%3A23%2C%22name%22%3A%22%E4%BD%9C%E8%80%85%E8%B4%9F%E8%B4%A3%E3%80%81AI%E5%8D%8F%E5%8A%A9%22%7D%5D%7D%2C%7B%22_id%22%3A1%2C%22name%22%3A%22%E7%89%B9%E6%AE%8A%E8%AF%9D%E9%A2%98%22%2C%22nodeName%22%3A%22%E4%BB%A5%E4%B8%8A%E9%83%BD%E4%B8%8D%E6%98%AF%22%2C%22nodes%22%3A%5B%7B%22_id%22%3A2%2C%22name%22%3A%22%E6%8F%90%E9%97%AE%2F%E6%B1%82%E5%8A%A9%22%7D%2C%7B%22_id%22%3A13%2C%22name%22%3A%22%E6%97%B6%E4%BA%8B%E6%97%B6%E6%94%BF%22%7D%2C%7B%22_id%22%3A8%2C%22name%22%3A%22%E4%BA%8B%E6%95%85%E6%8A%A5%E5%91%8A%22%7D%5D%7D%2C%7B%22_id%22%3A5%2C%22name%22%3A%22%E5%8A%A8%E6%89%8B%E5%AE%9E%E8%B7%B5%22%2C%22nodeName%22%3A%22%E4%BB%A5%E4%B8%8A%E9%83%BD%E4%B8%8D%E6%98%AF%22%2C%22nodes%22%3A%5B%7B%22_id%22%3A6%2C%22name%22%3A%22%E5%AE%9E%E9%AA%8C%E6%8A%A5%E5%AF%BC%22%7D%2C%7B%22_id%22%3A7%2C%22name%22%3A%22%E7%A4%BE%E4%BC%9A%E5%AE%9E%E8%B7%B5%22%7D%5D%7D%2C%7B%22_id%22%3A9%2C%22name%22%3A%22%E4%B8%A5%E8%82%83%E5%86%85%E5%AE%B9%22%2C%22nodeName%22%3A%22%E4%BB%A5%E4%B8%8A%E9%83%BD%E4%B8%8D%E6%98%AF%22%2C%22nodes%22%3A%5B%7B%22_id%22%3A10%2C%22name%22%3A%22%E9%A2%84%E5%8D%B0%E6%9C%AC%22%7D%2C%7B%22_id%22%3A14%2C%22name%22%3A%22%E4%B8%93%E8%91%97%2F%E8%AE%BA%E8%BF%B0%22%7D%2C%7B%22_id%22%3A12%2C%22name%22%3A%22%E6%95%99%E7%A8%8B%2F%E8%AF%BE%E7%A8%8B%22%7D%2C%7B%22_id%22%3A11%2C%22name%22%3A%22%E4%B8%93%E4%B8%9A%E7%A7%91%E6%99%AE%22%7D%2C%7B%22_id%22%3A15%2C%22name%22%3A%22%E6%A0%87%E5%87%86%2F%E8%A7%84%E8%8C%83%22%7D%5D%7D%5D%2C%22form%22%3A%22%22%7D

额，以前看办证人用的技术就很方便，用感光树脂版，具体使用方法类似，在透明胶片上打印图案，用紫外线灯光曝光，最后水洗得到成品。或者用光敏印垫效果更好就是价格略贵~

绿线表现得还要更细，如同发丝肉眼看起来是凭空出现的一段段的光丝而不是连续光束类似这样的效果，成等边6角型，在黑暗的环境下非常明显3~10cm 的光团，环境光强时不太明显，

老牌的激光打印机的“氦氖激光管”也是用这种高压电路的，不过功率不足点不亮哦！主要是输出电流太少，如果是二手的氦氖激光管是坏的，那就徒劳。。。不如半导体激光管性能好。[s:243]

文件下载

加载中...

你在 {{ downloadTime }} 下载过当前文件。

文件名称：{{ resource.defaultFile.name }}

下载次数：{{ resource.hits }}

上传用户：{{ uploader.username }}

所需积分：{{ costScores }}，{{ holdScores }}下载当前附件免费{{ description }}

下载地址：{{ l.name }}

积分不足，去充值

文件已丢失

当前账号的附件下载数量限制如下：

时段	个数
{{f.startingTime}}点 - {{f.endTime}}点	{{f.fileCount}}

约找到 10000 条结果，耗时 0.206 秒

当前账号的附件下载数量限制如下：