split-tube sampler

例句：

1. 1. This split-tube sampler is very useful for collecting air samples in remote locations.
   这个分裂管采样器在偏远地区采集空气样本非常有用。
2. 2. The scientist used a split-tube sampler to analyze the chemical composition of the soil.
   科学家使用分裂管采样器分析了土壤的化学成分。
3. 3. The engineer designed a new split-tube sampler to improve the accuracy of the test results.
   工程师设计了一种新型的分裂管采样器，以提高测试结果的准确性。