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发表于 2010-1-23 22:09:37
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原帖由 <i>ltfrain</i> 于 2010-1-23 13:54 发表 <a href="http://bbs.hasea.com/redirect.php?goto=findpost&pid=6732651&ptid=438995" target="_blank"><img src="http://bbs.hasea.com/images/common/back.gif" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open(this.src);}" onmousewheel="return imgzoom(this);" alt="" /></a><br />
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应该是多普勒效应 <br />
和电波的速度相比 高铁的速度算什么,多普勒效应可以忽略了,应该是车体有屏蔽,估计玻璃里面都夹了金属吧。 |
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