搜索 - 科创

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我不懂的太多了，都是些极其复杂的问题，比谁都多，我通常不提问，别人能回答的都是书面上的知识。这论坛上的人很少，在线会员通常只有120人，很多问了也是白问，不过我觉得，看到有懂的人，用QQ私聊不错。论坛...

注意第一个现象是电弧又从金属杆上打到我手上对于人体的作用绝对不能用趋肤效应解释，此肤非彼肤，曾经有人进行过计算，TC输出的电流对于人体的趋肤深度数量级是－－－米，虽然我脸皮很厚，但我不认为人能有这么厚...

若是软质外壳，100g以内药量，可以认定在50外掩体内，因为此时基本只用考虑空气冲级波安全距离。但是情况千变万化，要具体情况具体分析。我只能提供理论计算依据，而且在露天金属物体爆破时，《爆破安全规程》...

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