checking experiment造句

in allusion to test roadway in the zhang-luo second class highway and lin-chang freeway, through hydrologic analysis, hydraulic calculation and with the analysis of highway structure, the blue print of setting drainage system, construction technique and back-check experiment are presented
针对张罗二级公路试验段和临常一级公路试验段，进行了水文分析和水力计算，并结合路面结构分析，提出了排水系统的布设方案、施工技术方案和试验检测方案。
in the third part, a comprehensive check experiment was made on percolation irrigation and furrow irrigation : the percolation irrigation is superior to the furrow irrigation for such advantages as saving water, saving energy, increasing production, raising air temperature and ground temperature inside the shelf, lowering air humidity inside the shelf and reducing plights, and ect
第三部分对棚室番茄渗灌和沟灌进行了全面的对比试验，通过试验可以得出渗灌较沟灌省水、节能、增产、提高棚室空气温度和地温、降低棚室空气湿度、减少病虫害等一系列优点。
It's difficult to find checking experiment in a sentence. 用checking experiment造句挺难的