您要查找的是不是：
- 地面O3surface ozone
- 給出了 1996年夏季在廣東肇慶鼎湖山對光化輻射、地面 O3、 NO、 NO2濃度的觀測結果，對影響地面O3、NO、NO2的主要因子進行了分析。The observational results of surface ozone, NO, NO2 concentrations and solar actinic radintion during the summer of 1996 in Dinghushan biosphere reserve, Zhaoqing City, Guangdong Province are given.
- 地面surface
- 地面上aground
- 在地面under foot
- O3surface ozone
- 地面上的subaerial
- UV/O3UV/O3
- 母雞啄起地面上的穀粒。The hen pecked up the grains on the ground.
- O3/UVO3/UV
- 地面的geoclimatic
- 地震時地面震動。The ground vibrated during the earthquake.
- 傍晚時地面變涼。The ground cools off toward evening.
- 這地面是大理石的。The floor is of marble.
- 地面正在解凍。The ground was thawing out.
- 下雨時，地面變得很泥濘。When it rains the ground becomes very muddy.
- 水泥地面cement flooring
- 地面沉降land subsidence
- 地面上長滿了羊齒植物。The ground was covered with ferns.
- 地心引力使物體落向地面。The force of gravity makes things fall to earth.
