experimental services

例句：

1. 1. The university offers arange of experimental services to support research projects.
   该大学提供一系列实验性服务以支持研究项目。
2. 2. The government is experimenting withnew experimental services to improve public health.
   政府正在尝试新的实验性服务以改善公共卫生。
3. 3.The company provides experimental services for clients totest their products before they go on sale.
   该公司为客户提供实验性服务，以便在产品上市前测试其性能。