It is a simple but ingenious foot-operated device that draws water up from wells, shallow aquifers or surface water.

 
  • 踩踏水泵是一種簡(jiǎn)單、靈巧的腳踩裝置,用于汲取井水、淺水層的水或地表水。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan