water problems的用法和樣例：
例句
- A new calculating method for the mechanical behaviours of floors with underground water inrush inlongwall mining is proposed in this paper.
本文針對采場底板的層狀結構特徵，建立了分析采場底板突水問題的結構模型。 - To make water use more efficient, says Koichiro Matsuura, the head of UNESCO, the main UN agency dealing with water, will require fundamental changes of behaviour.
處理水問題的主要聯合國機構聯合國教科文組織總幹事松浦晃一郎說，要想更高效利用水資源，就需要我們在行為上做出徹底改變。
