实验观察
Experimental observation
experimental investigation
Laboratory observation
experimental study
therapertic trial
Preliminary study
实验观察法
experimental observation method
method of experimental observation
实验观测
Experiment observation
Ex- perimental observation
实验观测法
observation method in experiment
树莓引种试验观察
Introduction of raspberry
微观观察
microscopic observation
observation of microstructure
micro-observation
野外实验观测
field experimental observation
广义相对论的实验验证
verification of General relativity
开放式实验实训教学
opening experiment and practical teaching
实验、实习基地
experimental and practical base