航空

• If one approach could be singled out, it would probably be aeroradio metric surveying .
  如果说有一个方法可以单独列出的话，那可能就是航空伽玛测量。
• As in reconnaissance work, aerial photographic volume estimates can be satisfactory .
  作为森林资源概查工作来说，航空相片的蓄积量估计值能满足要求。
• The use of photogrammetry lies principally in interpretation of features visible on the air photograph .
  摄影测量学主要是用来解释航空照片上的可见要素。
• The use and evaluation of air photographs is a comparatively recent development in earth sciences .
  航空象片的使用和解译是地球科学中比较近代的新生事物。
• Aerodist is a useful equipment for secondary breakdown, but not for primary control .
  航空微波测距仪是测定二等补充网的有效仪器，但不能用于一等控制网测量。
• Since 1935, gliders have gained in reputation as tools for aeronautical and meteorological research .
  1935年以来，滑翔机作为航空和气象研究的工具获得好评。
• A french aeronaut, m.meunier, tried to attain his end by compressing air in an interior receptacle .
  法国航空家摩尼叶曾经想把空气压送到气球里来达到这个目的。
• To overcome these obstacles has always been and continues to be a major challenge to aviation .
  怎样克服这些障碍，过去经常是，而且现在仍然是航空界的重要难题。
• It is a condition of this credit that the documents should be forwarded to us by two consecutive airmails .
  本证之条件是，所有单据应分两次连续用航空邮寄给我们。
• Use of air photographs in engineering shows an increasing tendency, similar to that in petroleum exploration .
  在工程勘测中使用航空象片和石油普查中一样日趋增多。