the earth surface is a spherical surface, there will be LOS problem

the earth surface is a spherical surface, there will be LOS problem

所有跟贴·加跟贴·新语丝读书论坛

送交者: steven 于 2007-01-19, 17:05:24:

回答: 至少海面上这个不该是问题。只要有足够的船就行了由 HunHunSheng 于 2007-01-19, 16:49:02:

also, ships positions in a ocean can't be used for positioning.

地磁定位理论十年前应该很时髦的。 (无内容) - BTS (0 bytes) 2007-01-19, 17:28:20 (121584)
只要大概准确就行了现在搞的总统也可以直接指挥一辆坦克有这个必要么? (无内容) - HunHunSheng (0 bytes) 2007-01-19, 17:08:52 (121581)