wooden pump logs

例句：

1. 1.The wooden pump logs were used to transport water from the river to the farmland.
   木制泵管用于将河水从河流输送到农田。
2. 2.The wooden pump logs were essential for the irrigation system in the farm.
   木制泵管是农场灌溉系统不可或缺的一部分。
3. 3.The wooden pump logs were replaced with plastic ones due to their durability and ease of maintenance.
   由于耐用性和易于维护，木制泵管被塑料泵管所取代。