The conclusion for the settlement experiment of benchmarks in this thesis, is that the height changes of buried-points laid in insaturate-moistured and deposited sandy soil nearby the Song.

• 通过水准点的沉降试验，得出在松花江沿岸非饱和水分冲积砂土壤中，埋石点的高程变化不会影响航道测量及水文测量的精度。