tray-type sampler

例句：

1. 1.The tray-type sampler is used to collect samples from different surfaces.
   托盘式采样器用于从不同表面收集样本。
2. 2. The tray-type sampler is a useful tool for collecting and analyzing samples.
   托盘式采样器是一种有用的工具，用于收集和分析样本。
3. 3. The tray-type sampler is easy to use and can be used in various environments.
   托盘式采样器易于使用，可以在各种环境中使用。