目视观测 meaning in English
visual detection
visual observation
visual spotting
Examples
- We cannot expect to find out all there is to know in astronomy simply by making visual observations .
我们不能指望单单通过目视观测来发现天文学所要了解的全部天体。 - Visual counting of meteors
目视观测计算流星雨的流星数目 - Since such measurements relied entirely on visual observation , they could not be carried out when low clouds were present . figure 2
这是全凭目视观测的量度方法，当遇上有低云影响视野时，探空工作便无法进行。 - Since such measurements relied completely on visual observations , the operation could not be carried out in the presence of low clouds
这是全凭目视观测的量度方法，当遇上有低云影响视野时，探空工作便无法进行。