Through checking historical materials, it points out that the descriptions about the uppercourse of the Yellow River in various Yuan documents all stemmed from Du Shi.
通过对有关史料的分析和考察，指出元人关于黄河上游及河源地区地理情况的各种记载和描述均来源于都实。
2
In the uppercourse of experiments, because organic matters were exhausted or virose matters were produced during aniline degradation, aniline degradation rate descended gradually.
反硝化条件下苯胺降解完全，实验后期可能是由于有机质的消耗殆尽，苯胺降解率降低；
3
Except the fashion-forward hoppers among you, who will of course be looking to tighten the ligature around your upper arms while gazing at the packaging for the as-yet unreleased Jacob Smack.