piston type soil sampler

例句：

1. 1. We used a piston typesoil sampler to collect soil samples fromthe field.
   我们使用活塞式土壤取样器从田间采集土壤样本。
2. 2. The pistontype soil sampler was designed to accuratelymeasure soil moisture content.
   活塞式土壤取样器被设计用来准确测量土壤湿度含量。
3. 3.The piston type soil sampler isan essential tool for agricultural research.
   活塞式土壤取样器是农业研究的重要工具。