例句 /

After experiment on BW from Beijing-Chengdu 1364 train on Chengdu Railway Station, we draw a conclusion: the BW quality with the characters of three highs: high concentration of organic matters; high concentration of ammonia nitrogen and high concentratio

After experiment on BW from Beijing-Chengdu 1364 train on Chengdu Railway Station, we draw a conclusion: the BW quality with the characters of three highs: high concentration of organic matters; high concentration of ammonia nitrogen and high concentratio

通过调研资料和在成都铁路局以北京-成都1364次列车所卸粪便污水的水质实验,得出其特点是“三高”:高氨氮浓度、高有机物浓度,高悬浮物浓度。