• 吴玛悧

  树梅坑溪早餐会 #008：水质检测讲解

  新北，台湾 | 2011 | 版权：吴玛悧

  来自台大水工所的志愿者正在讲解检测水质的简易方法。

  WU Mali

  Breakfast at Plum Tree Creek (#008)

  New Taipei, Taiwan | 2011 | Copyright: Wu Mali

  The volunteer from Hydrotech Research Institute, NTU is explaining the simple methods to test water.