From the upper reaches of the River in the west to the Namche Barwa Syntaxis in the east, our results indicate that the percentage inputs from the major source provenances vary significantly, e.g.

• 从河流的上游至南迦巴瓦峰以西的研究结果显示，主要物源所佔的百分比会随著不同流段而有显著的改变；