experimentation

1.His efforts involved thought experiments and analogies, rather than detailed experimentation.

他所进行的是思维及类推，而不是细致的。

2.The experimentation inspected the infection of hydraulic load, organic load, ammonic nitrogen load, the ratio of gas and water, the height of filling to removal efficiency of COD and ammonic nitrogen.

本试以自配生活污为试,察了力负荷、进有机负荷和氨氮负荷、气比、填料层高度对曝气生物滤池处理COD和氨氮效果的影响。