research technique

例句：

1. 1. The team used avariety of research techniques to gather data.
   该团队使用了多种研究技术来收集数据。
2. 2. Thescientist conducted the experiment using a research techniquethat was new to him.
   这位科学家使用了一种对他来说是新的方法进行实验。
3. 3. The researchtechnique employed by the company is highly effectivein solving complex problems.
   该公司采用的研究技术在解决复杂问题方面非常有效。