sea level line

常见例句

Longing for level line of solemn sea!
渴望一级行庄严的大海！
Automatic target detection is very difficult in complicate background of sea and sky because of the clutter caused by waves and clouds nearby the sea-level line.
在海天线附近由于云层干扰和海面杂波干扰组成的复杂海空背景的影响，自动目标捕获跟踪困难较大。
The line more than 3700 meters above sea level to over 5200 meters, mostly in no man's land lots, the traffic is extremely inconvenient and is at higher elevations in summer.
该线路海拔3700多米至5200多米，大部分属于无人区地段，交通极为不便，海拔较高且是夏季。
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